Drag a statement or reason to each box to complete this proof. If 3x−4=14, then x=6.

Answers

Answer 1

Answer:

Step-by-step explanation:

3x-4=14                       x=6

3x=18

x=18

x=6


Related Questions

How many lines of symmetry does the picture have ?

Answers

Answer:

A. 3

Step-by-step explanation:

Salamat po ikaw na pong bahala kung Tama po

Give 0.25ml twice a day for 8 days what is the quantity to dispense

Answers

Answer:

4 mL

Step-by-step explanation:

Multiply .25 by 2 because you are dispensing it twice a day.

.25 x 2 = .5, so you dispense .5 mL a day.

Now, multiply .5 mL a day x 8 days.

.5 x 8 = 4

Therefore, you should dispense 4 mL.

The area of a triangle is 64 in2. The base of the triangle is twice as long as the height. The base of the triangle is and the height of the triangle is

Answers

Answer:

Step-by-step explanation:

Area=bh/2=64, b=2h --->h2=64 --> h=8 (positive root) and b=16.

Find the perimeter 4cm 8 cm 4cm

Answers

Answer:

perimeter= a+b+c

Step-by-step explanation:

perimeter= 4+8+4= 16cm

Which of the following is the inverse of f(x) = 3-x/5

Answers

Answer:

The correct answer is, F-1(x) = 5(x-3)/3

Step-by-step explanation:

The inverse of given function f(x) = 3-x/5 would be equal to 3(x - 5)/5

What is the inverse of a function?

Suppose that the given function is [tex]f:X\rightarrow Y[/tex]Then if function 'f' is one-to-one and onto function (a needed condition for inverses to exist), then, the inverse of the considered function is ;

[tex]f^{-1}: Y \rightarrow X[/tex]

We have been given a function of x as ; 3-x/5.

To find the inverse we will just switch x and function of x with each other.

That means we have;

x = 5/3  f(x) + 5

5/3 f(x) = x - 5

f(x) = 3(x - 5)/5

Learn more about inverse functions here:

https://brainly.com/question/19425567

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What is the value of 3 to the power 2 over 3 to the power 4?

1 over 81
1 over 27
1 over 9
1 over 3

Answers

Alright so. 3^2= 9 (since 3 x 3=9), and 3^4=81 (since 3 x 3 x 3 x 3=81).
This gives you
9/81. From here you can simplify. First, find the GCF, which here is 9. Then divide both the top and bottom by 9. 9/9=1. 81/9=9.
So, simplified, this is 1/9, or 1 over 9.

Hope this helps!!

Answer:

1 over 9

Step-by-step explanation:

3^2= 9 =1

3^4= 81 =9

Ans:1over9

Please answer the questions below:
1. 3(16x+2)
2. 2(18+24x)
3. 4(12x+8)
4. 6(6+8x)

Thanks for helping♥️

Answers

Answer:

1. 48x+6

2.36+48x

3.48x+32

4.36+48x

I think it will help you.

1. 48x + 6
2. 36 + 48 x
3. 48 x + 32
4. 36 + 34x

An internet company charges $12 per gigabyte of data plus a monthly service charge of $18. Last month, Niki's bill was $78. Write an equation to find how many gigabytes of data Niki used last month.

Answers

Answer:

5 gigabytes

Step-by-step explanation:

gb = gigabytes

bill - monthly service charge = gigabytes only bill

gigabytes only bill divided by charges per gigabyte = gb of data used

78 - 18 = 60

60 divided by 12 = 5

18

78

Evaluate whether each value makes a true or false statement.

5. k+ 6 ≥ 19, if k = 11


True

False

Answers

Answer:

False.

Step-by-step explanation:

Let's just plug in k, there's no easier way to do it really. 11+6 ≥ 19. Is 17 ≥ 19. No, it isn't. For future problems like this, just plug in the variable if you have it.

Answer:

False

Step-by-step explanation:

Cindy is driving 345 miles. She put 16 gallons in her car to fill it up. What is her average MPG?
21.5
16
18.75
20

Answers

Answer:

MPG is miles per gallon so we just need to divide the miles by the gallons

345/16=21.56

so i guess a?

i mean thats rounded wrong but its the closes one

a

Hope This Helps!!!

People attending a basketball game either supported the home team or the visiting team. If 576 of the people attending supported the home team and 1224 supported the visiting team, what percentage supported the home team?

Answers

Answer:

32%

Step-by-step explanation:

1224 + 576 = 1800

100% = 1800

1% = 18 (divide by 100)

576 / 18 = 32

32% = 576

Answer:

32%

Step-by-step explanation:

576+1224=1800

576/1800=32/100

32%

A fish tank has 240240240 quarts of water. Levi adds another 120120120 quarts to the tank.

How many gallons of water are in the fish tank? HURRY PLS :(

Answers

Answer:

90090090 quarts to fill the fish tank

Workout the solution for the equation: 3a = 15
Please help as soon as possible :D

Answers

Answer:

a = 5

Step-by-step explanation:

a = 5

all you have to do is divide both sides by 3

Answer:

A=5

Step-by-step explanation:

Divide each term by 3 and simplify :)

Hope I helped!

For what value of x is the given parallelogram a rhombus ?

Answers

Answer:

x = 6

Both the angles are equal

7x + 4 = 9x - 8

9x - 7x = 4 + 8

2x = 12

x = 6

Solution:

We know that:

Both angles are equivalent.

This means that:

[tex](7x + 4) = (9x - 8)[/tex]

Step-by step calculations:

Open the parenthesis:

[tex](7x + 4) = (9x - 8)[/tex]=> [tex]7x + 4 = 9x - 8[/tex]

Subtract 7x both sides:

=> [tex]7x - 7x + 4 = 9x - 8 - 7x[/tex]=> [tex]4 = 2x - 8[/tex]

Add 8 both sides:

=> [tex]4 + 8 = 2x - 8 + 8[/tex]=> [tex]12 = 2x[/tex]

Divide 2 both sides:

=> [tex]\frac{12}{2} = \frac{2x}{2}[/tex]=> [tex]x = 6[/tex]

Tutorial
A cylinder has a height of 17 centimeters and a radius of 15 centimeters. What is its volume?
Use 3.14 and round your answer to the nearest hundredth.

Answers

Answer:

Volume of the cylinder is 12016.5 cm³

[tex] \\ [/tex]

Step-by-step explanation:

Using formula:

[tex] \: \: \: \: \: \: \: \: \: \: {\underline{\boxed {\pmb{ \sf{Volume \: of \: cylinder = \pi r^2h}}}}} \: \pink\star [/tex]

[tex] \\ [/tex]

Where,

Height of cylinder is 17 cmRadius of the cylinder is 15 cm.Value of π = 3.14

[tex] \\ [/tex]

Substituting the required values in the above formula :

[tex] \\ [/tex]

[tex] \dashrightarrow \sf \: \: Volume = 3.14 \times {(15)}^{2} \times 17 \\ \\ [/tex]

[tex]\dashrightarrow \sf \: \: Volume = 3.14 \times 225 \times 17 \\ \\ [/tex]

[tex]\dashrightarrow \sf \: \: Volume = 706.5 \times 17 \\ \\ [/tex]

[tex]\dashrightarrow~~{\boxed {\pink{\pmb{\sf {Volume = 12016.5 \: {cm}^{3}}}}}} \\ \\ [/tex]

Hence,

Volume of cylinder is 12016.5 cm³

Answer :

12000 cm³

Explanation :

We know,

[tex]{ \longrightarrow \qquad{\boldsymbol {\pmb{ Volume_{(cylinder)} = \pi {r}^{2} h \: }}}}[/tex]

Where,

r is the radius of the cylinder. Here, the radius is 15 cm .

h is the height of the cylinder. Here, height is 17 cm

Here, we will take the value of π as 3.14 approximately .

Substituting the values in the formula :

[tex]{ \longrightarrow \qquad{ { \sf{ Volume_{(cylinder)} = 3.14 \times ({15})^{2} \times 17 \: }}}}[/tex]

[tex]{ \longrightarrow \qquad{ { \sf{ Volume_{(cylinder)} = 3.14 \: \times 225 \times 17}}}}[/tex]

[tex]{ \longrightarrow \qquad{ { \sf{ Volume_{(cylinder)} = 3.14 \times 3825 }}}}[/tex]

[tex]{ \longrightarrow \qquad{ \pmb{ \sf{ Volume_{(cylinder)} = 12010.5 }}}}[/tex]

Therefore,

The volume of the cylinder is 12000 cm³ . (Rounded to nearest hundredth)

If x equals 8 - (-2.25) and y equals 6 - 4.2 - (-4.9), what is the value of x - y?

Answers

Answer:

3.55

Step-by-step explanation:

This is simply combining like terms.

First, lets evaluate the terms separately.

x = 8 - (-2.25)

x = 8 + 2.25 (Negative signs cancel out)

x = 10.25 (Combine like terms)

y = 6 - 4.2 - (-4.9)

y = 6 - 4.2 + 4.9 (Negative signs cancel out)

y = 6.7 (Combine like terms)

Now, lets plug in these values to x - y.

(10.25)  - (6.7)

3.55

The value of x - y is equal to 3.55.

what is the mean of these numbers
5
4
1
8
5

Answers

Answer:

4.6

Step-by-step explanation:

to find mean you add up all the numbers then divide by how many numbers there are. 5+4+1+8+5= 23   Since there are 5 numbers you divide 23 by 5 which equals 4.6

How do I find the left side of BC

Answers

"bc is twice half of angle D"

How do I find the value of X

Answers

Answer:

x = 12

Step-by-step explanation:

ΔABC is a right triangle, therefore we can use Pythagoras' Theorem to find the value of x.

Pythagoras' Theorem:  a² + b² = c²

(where a and b are the legs, and c is the hypotenuse, of a right triangle)

Therefore,

a = xb = 16c = 20

Substitute these values into the equation and solve for x:

⇒ x² + 16² = 20²

⇒ x² + 256 = 400

⇒ x² = 400 - 256

⇒ x² = 144

⇒ x = √(144)

⇒ x = ±12

As length is positive, x = 12 units (only)

The area of a trapezoid is 30 cm². If the bases measure 9 cm and 11 cm, what is the height of the trapezoid?

Answers

Answer:

3cm

Step-by-step explanation:

uhh i drew it but i cant show picture hope this is right tho!!!

GIVING BRAINLIST ON TIMER

Answers

✏️VOLUME

Solution:

Figure #1.

Since the given is a rectangular prism, use the formula:

V = lwh

Where:

l - lengthw - widthh - height

Given:

l = 15 in.w = 6 in.h = 8 in.

» Substitute the givens on the formula.

V = lwhV = (15 in.)(6 in.)(8 in.)V = (90 in.²)(18 in.)V = 1 620 in.³

Therefore, the volume of the rectangular prism is 1 620 in.³

Figure #2

Since the given a cube, use the formula:

Where:

e - edge

Given:

e = 9 in.

» Substitute the given on the formula.

e³(9 in.)³(9 in.)(9 in.)(9 in.)729 in.³

Therefore, the volume of the cube is 729 in.³

Figure #3

Since the given is a cylinder, use the formula:

V = πr²h

Where:

π - pi (3.14)r - radiush - height

Given:

r = 8 in.h = 14 in.

» Substitute the givens on the formula.

V = πr²hV = (3.14)(8 in.)(14 in.)V = (25.12 in.)(14 in.)V = 351.68 in.³

Therefore, the volume of the cylinder is 351.68 in.³

Answer:

Number #1

1 620 in.³

Number #2

729 in.³

Number #3

351.68 in.³

•••••••••••••••••••••••••••••••••••••••••••••••••

#CarryOnLearning

4.5(8-x)+37=103-2.5(3x+24)

Answers

Answer:

x= -10

Step-by-step explanation:

Answer:

If i did it right...im not sure if i did...but it should be: - 2.5 = x

Step-by-step explanation:

4.5 (8 - x) +37 = 103 - (7.5x + 60)

(36 - 4.5x) + 37 = 103 - (7.5x + 60)

     + 4.5x                   + 4.5x

36 + 37 = 103 - (12x + 60)

73 = 103 - (12x + 60)

- 103  - 103

-30 = -12x - 60

+ 60         + 60

30 = - 12x

/-12    /-12

- 2.5 = x


shapes th
7. Hilary flew from Denver to Atlanta for
business. From Atlanta, she flew to Chicago
to visit her aunt. From Chicago, she flew
back home to Denver. Classify the triangle
made by her complete flight path.
this pro



8. How many miles complete the triangle made
by Hilary's flight path?
7 and 8 please

Answers

Hilary trip is an illustration of a scalene triangle

The triangle that represents Hilary's trip can be classified as a scalene triangleHilary completed 2717 miles

Classify the triangle

The triangle that represents Hilary's trip can be classified by the side lengths.

From the figure, the side lengths of the triangles are:

919 miles, 586 miles and 1212 miles

The lengths are not equal.

Triangles that do not have equal side lengths are scalene triangles

Hence, the triangle that represents Hilary's trip is a scalene triangle

The miles completed by Hilary

To do this, we simply calculate the perimeter of the triangle.

So, we have:

P = 919 miles + 586 miles + 1212 miles

P = 2717 miles

Hence, Hilary completed 2717 miles

Read more about scalene triangles at:

https://brainly.com/question/19763099

Can anyone tell me why I got this wrong?

-3(x+2)>15 or x-3 ≤ -1
my answer was ( -7, 2 )

The options are
A. ( - infinity, 2)
B. (-7, -2)
C. [ - 7, infinity)
D. ( -7, 2)

Answers

Answer:

The answer should be A. [tex]x \in (-\infty,\, 2)[/tex].

Step-by-step explanation:

Start with the second inequality, which is more straightforward than the first. Add [tex]3[/tex] to both sides of this equation to separate [tex]x[/tex] from the numbers:

[tex]x - 3 + 3 \le -1 + 3[/tex]. The direction of the inequality sign shall stay the same.

[tex]x \le 2[/tex].

On the other hand, simplifying the first inequality takes a bit more work. Start by dividing both sides by [tex](-3)[/tex]. However, keep in mind that dividing or multiplying both sides of an inequality with a negative number will invert the direction of the inequality sign. For example, the left-hand side of an inequality might have been greater than the right-hand side. When both sides are multiplied with a number less than zero, the new left-hand side would become smaller than the new right-hand side.

Because [tex](-3)\![/tex] is a negative number, dividing both sides of the first inequality inequality by [tex](-3)[/tex] will turn the "greater-than" sign into a "less-than" sign.

The inequality used to be:

[tex]-3\, (x + 2) > 15[/tex].

After dividing both sides by the negative number [tex](-3)[/tex], it becomes:

[tex]\displaystyle \frac{(-3)\, (x + 2 )}{(-3)} < \frac{15}{(-3)}[/tex].

[tex]\displaystyle (x + 2) < -5[/tex].

[tex]x < -7[/tex].

The question connected the two original inequalities with "or". Therefore, the conditions will be satisfied as long as either of at least one of the two inequalities is true. Note, that [tex]x < 2[/tex] is true whenever [tex]x <-7[/tex] is true. Therefore, any real number that is smaller than [tex]2[/tex] will meet the requirements- not just those that are smaller than [tex](-7)[/tex].

The corresponding interval will be [tex](-\infty,\, 2)[/tex].

Please help I'll mark brainliest ​

Answers

Answer:

The correct answer is 2:1 :)

Answer:

4:2

Step-by-step explanation:

1. The data set represents the amounts of time (in minutes) spent watching
online videos each day for a random sample of 30 college students.
Assume the population standard deviation is 2.4 minutes. (Adapted from
the Council for Research Excellence)
5.0 6.25 8.0 5.5 4.75 4.5 7.2 6.6 5.8
4.2 5.4 6.75 9.8 8.2 6.4 7.8 6.5 5.5
3.8 6.75 9.25 10.0 9.6 7.2 6.4 6.8 9.8 10.2
(a) Find the point estimate of the population mean.
(b) Find the margin of error for a 95% confidence level.
(c) Construct a 95% confidence interval for the population mean.
Interpret the results.
5.5
6.0

Answers

Never gonna give you up, never gonna let you down, never gonna run around and dessert you.

At the beginning of a certain study of a group of persons, 15% were classified as heavy smokers, 30% as light smokers, and 55% as nonsmokers. In the five-year study, it was determined that the death rates of the heavy and light smokers were five and three times that of the nonsmokers, respectively. A randomly selected participant died over the five-year period: calculate the probability that the participant was a nonsmoker.

Answers

The probability that the participant was a nonsmoker is 25%.

Probability

Given that at the beginning of a certain study of a group of persons, 15% were classified as heavy smokers, 30% as light smokers, and 55% as nonsmokers, and in the five-year study, it was determined that the death rates of the heavy and light smokers were five and three times that of the nonsmokers, respectively, to calculate, if a randomly selected participant died over the five-year period, the probability that the participant was a nonsmoker, the following calculation must be performed:

15 x 5 = 7530 x 3 = 9055 = 5555 + 90 + 75 = 220220 = 10055 = X55 x 100 / 220 = x5500 / 220 = X25 = X

Therefore, the probability that the participant was a nonsmoker is 25%.

Learn more about probability in https://brainly.com/question/26684125

The ratio of children to adults at a play is 2:3. The ratio of children under 10 to those over 10 is 7: 3. What % are younger children?

Answers

Answer:

28%

Step-by-step explanation:

Let number of children be 2x, then number of adults be 3x

Total number is 5x

Let number of children under 10 be 7y, number of children be 3y,

then total number of children is 10y

so 2x = 10y, x = 5y, y/x = 1/5

younger children = children under 10, number is 7y

so the % is 7y/5x = 7/5 * y/x = 7/5 * 1/5 = 7/25 = 28/100 = 28%

solve: |x-1|=1
can someone help fast im confused

Answers

Answer:

The equation has two answers

X = 0

X = 2

Step-by-step explanation:

The answer is absolute value or positive or negative, So it is

[tex] |x - 1| = 1[/tex]

[tex] |x - 1| = - 1[/tex]

We solve the equations and the answer is obtained

Hey there!

|x - 1| = 1 


TRANSLATE:

x - 1 = 1 or x - 1 = -1


SOLVING for: x - 1 = 1

x - 1 = 1

ADD 1 to BOTH SIDES

x - 1 + 1 = 1 + 1

CANCEL out: -1 + 1 because it give you 0

KEEP: 1 + 1 because it help solve for the current x-value

NEW EQUATION: x = 1 + 1

SIMPLIFY IT!
x = 2

Thus, your answer is: x = 2

/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\
SOLVING for: x - 1 = -1

x - 1 = -1

ADD 1 to BOTH SIDES

x - 1 + 1 = -1 + 1

CANCEL out: -1 + 1 (the LEFT SIDE) because it give you 0

KEEP: -1 + 1 (the RIGHT SIDE) because it give you the current x-value

NEW EQUATION: x = -1 + 1

SIMPLIFY IT!
x = 0

Thus, your answer is: x = 0

/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\
Therefore, your overall answer is:

x = 2 or x = 0


Good luck on your assignment & enjoy your day!


~Amphitrite1040:)

A rectangular prism with a volume of 10 cubic units is filled with cubes with side length of 1/2 unit

Answers

Solution:

We know that:

[tex]1. \space\ V_{Rectangular \space\ prism} = 10 \text\] units^{3}\\\\2. \space\ L_{Small \space\ cube} = \frac{1}{2} \space\ units\\\\ 3. \space\ V_{Small \space\ cube} = L ^{3}[/tex]

Step-1: Find the volume of the small cube.

[tex]V_{Small \space\ cube} = L ^{3}[/tex]

[tex]V_{Small \space\ cube} = (\frac{1}{2}) ^{3}[/tex]

[tex]V_{Small \space\ cube} = (\frac{1}{2}) (\frac{1}{2}) (\frac{1}{2})[/tex]

[tex]V_{Small \space\ cube} = \frac{1}{8} \space\ units^{3}[/tex]

Step-2: Divide.

[tex]\frac{10}{\frac{1}{8} }\\\\ \Rrightarrow(10)(8)\\ \\ \Rrightarrow 80[/tex]

Hence, 80 cubes can be fit in the rectangular prism.

volume of rectangular prism = 10 units³

volume of each cube = [tex]\frac{1}{2} \times\frac{1}{2} \times\frac{1}{2} = \frac{1}{8} units^3[/tex]

required cubes = [tex]\frac{10}{ \frac{1}{8} }= 80[/tex]

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