Two times a number divided by seven if forty. Express this sentence using algebraic symbols.

Answers

Answer 1

Answer:

(2x)/7=40

Step-by-step explanation:

number is x

(2x)/7

=40


Related Questions

whoever can figure this our for my ill give u brainlist :)

Answers

Answer:

16 hours

Step-by-step explanation:

Given:

Time Mary spends on math homework per week: 2 2/3 hoursTime Mary spends on art homework per week: 3 1/3 hours

Therefore, time spent on both homeworks over 4 weeks:

= 4 × (math homework + art homework )

[tex]=4(2 \frac23+1\frac13)[/tex]

[tex]=4\left(\dfrac83+\dfrac43\right)[/tex]

[tex]=4\left(\dfrac{12}3\right)[/tex]

[tex]=4(4)[/tex]

[tex]=16 \textsf{ hours}[/tex]

Al and Betty want to create a playlist of songs for their drive back and forth to school. Since Al and Betty have different tastes in music, they decide to compromise by only playing Al’s favorite rap and Betty’s favorite pop music that they can both agree upon.

Betty wants to include at least as many pop songs as rap songs. Al, in return, wants to include at least five rap songs. To provide enough variety to make the playlist interesting, they decide to include at least 20 songs altogether.

To create the playlist, Al and Betty will need to purchase the songs. They will have to pay $1.50 for each rap song and $1.00 for each pop song. How many of each type should they put on their playlist to minimize their cost?

Answers

They should do 5 rap songs and 15 pop songs.

Since’s Al’s only requirement was to have at least 5 rap songs, and rap songs are more expensive, only adding 5 is the cheapest way to go.

Hope this helps :)

all four sides of the baseball diamond are 90 ft long.

if you ran in a straight line from first base to third base, what would the distance be rounded to the nearest whole number?

a. 13 feet
b. 16,200 feet
c. 127 feet
d. 180 ft

Answers

Answer:

d. 180 ft

Step-by-step explanation:

Answer:

well that will be 180ft

Step-by-step explanation:

What is the length of bd

Answers

Answer:

B

Step-by-step explanation:

I would use the Pythagorean theorem to solve distances between 2 points, and this case is no exception.

We need to find the positive difference in their x coordinates and y coordinates.

The difference in x coordinates: 7

The difference in y coordinates: 8

Now we can use the Pythagorean theorem:

7^2+8^2 = x^2

49+64 = x^2

113 = x^2

x = sqrt(113)

Therefore, the answer is B.

pls answer i will mark u brainlist

Answers

If you need help I would try to use a different website such as khan academy. I know this isn’t the answer, but I would appreciate brainljst for my advice

Can anyone solve this please? ASAP

Answers

Answer:

5a) 4

5b) 4

Step-by-step explanation:

You'll use Pythagorean theorem throughout this problem a lot. So, to find X, You have a right triangle with one leg of 6, and one leg of 2. 2 squared plus 6 squared equals c squared. 4 + 36 = c squared then you get 40 = c squared.

To get c by itself you'd square root both sides. So that leaves you with X = the square root of 40.

Now, to get Y, you have another triangle with a leg of 4, and another leg of the square root of 40. 4 squared = 16, and the square root of 40 squared is just 40. So, 16 + 40 = c squared. 56 = c squared, then again, to get the c value by itself you need to square root both sides, leaving you with Y = the square root of 56.

Find the equation of the axis of symmetry of the following parabola algebraically.
y=3x^2+18

Answers

Answer:do you have a picture

Step-by-step explanation:

i need it to solve

PlS can anyone help me ASAP

Answers

Answer:

yo what is that

Step-by-step explanation:

Write an equation of a line that passes through the point (0,-2) and is perpendicular to the image shown.

options:

y= 3x −2

y= −1/3x − 2

y= 1/3x

y= 3x − 10

Answers

Answer:

Brainliest Answer would be appreciated. Option 1 is the best

Step-by-step explanation:

The slope of the line on the graph is -1/3. A perpendicular line's slope is always the negative reciprocal of it, so your slope of the perpendicular line would be 3.

Also, since you are passing through the point (0, -2), -2 would be your y-intercept, making your equation for the perpendicular line y = 3x - 2.

????? ????? ????? ????? ???? ??

Answers

Solution:

We know that:

The base angles are equivalent.

This means that:

This triangle is an isosceles triangle.The legs of the triangle are equivalent.

Let's use Pythagoras theorem to find z.

Finding z using Pythagoras theorem.

[tex](8\sqrt{x} )^{2} = z^{2} + z^{2}[/tex]⇒ [tex](8\sqrt{x} )( 8\sqrt{x} ) = 2z^{2}[/tex]⇒ [tex](8)(8)(2)= 2z^{2}[/tex]⇒ [tex](8)(8)= z^{2}[/tex]⇒ [tex]64= z^{2}[/tex]⇒ [tex]\sqrt{64} = \sqrt{z^{2}}[/tex]⇒ [tex]8 = z[/tex]

Thus, the value of z is 8.

Can you find the PERIMETER of this shape pls ​

Answers

Answer:

25.7 m

Step-by-step explanation:

Hello!

We have two sides each measuring 5m, so the length of the straight edges is 2(5m) or 10m

We also have two identical semi-circle circumferences, so if we find the circumference of the whole circle, we can find the total length of the curved edges.

C = 2πrC = 2(3.14)(2.5)C = 5(3.14)C = 15.7

Now, we can add up the two lengths:

Perimeter = straight sides + curved sidesPerimeter = 10m + 15.7mPerimeter = 25.7m

Which of these descriptions would NOT guarantee that the figure is a parallelogram?

A) A quadrilateral with consecutive angles supplementary.
B) A quadrilateral with diagonals bisecting each other.
C) A quadrilateral with both pairs of opposite sides congruent.
D) A quadrilateral with one pair of opposite sides parallel

Answers

Answer:

  D) A quadrilateral with one pair of opposite sides parallel

Step-by-step explanation:

Choice D matches the description of a trapezoid, not a parallelogram. That description will not guarantee the figure is a parallelogram.

Summary What is an example of a sequence of transformations that, if performed in a different order-would result in a different image?​

Answers

Answer:

an architect used the same floor plans in different locations and orientations to complete the layout of a housing complex.

Step-by-step explanation:

uwu

Hunter kicked a soccer ball. The ball went 332 yards in 38 second. At that rate, how far would the ball go in 1 second?

Answers

The distance that he would the ball go in 1 second will be 8.8 yards.

How to calculate the rate?

From the information, Hunter kicked a soccer ball. The ball went 332 yards in 38 second.

Therefore, at that rate, the distance that he would the ball go in 1 second will be:

= Total distance / Time

= 332 / 38

= 8.8 yards.

Learn more about rate on:

brainly.com/question/25793394

#SPJ1

What are the coefficient(s) in the expression: 3x+2r-7

Answers

Answer:

3

Step-by-step explanation:

I think that your answer would be 3 and 2.

Explanation: A coefficient is a number used to multiply a variable. The variables are x and r. 3 is being multiplied by x, and 2 is being multiplied by r.

I hope this helped! Mark as brainliest if you don’t mind ;)

Cesar y Ana reciben uuna cuerda de igual longitud.Cesar corta 40/100 de su cuerda para jalar un paquete mientras que Ana corta 9/25 para amarrar dos maletas¿quien usa mayor longitud de cuerda?,justifica

Answers

César ha cortado el segmento de cuerda de mayor longitud para amarrar una maleta.

Cómo determinar el segmento más largo utilizado de cuerdas

Una fracción es un número real formado por dos números enteros, un numerador y un denominador, respectivamente.

En esta pregunta debemos determinar quien tiene la mayor longitud de cuerda y para ello debemos aplicar propiedades tal que ambas fracciones tengan el mismo denominador. En consecuencia, la persona que tendría la mayor fracción tendría además el mayor numerador. A continuación, procedemos a realizar las siguientes operaciones:

40/100, 9/25

Al dividir cada término de la primera fracción por 4, tenemos lo siguiente:

10/25, 9/25

Por tanto, César ha cortado el segmento de cuerda de mayor longitud para amarrar una maleta. [tex]\blacksquare[/tex]

Para aprender más sobre fracciones, invitamos cordialmente a ver esta pregunta verificada: https://brainly.com/question/24570029

Hi! Do any of you know how I can solve this exercise?? I know the final result is 2, but I'm not sure what I have to do to get to that answer

Answers

Answer:

Step-by-step explanation:

( 0.5 )³ × [tex]2^{4}[/tex] = ( 0.5 × 2 )³ × 2 = 1³ × 2 = 2

3(q - 7) = 27

Solve for q

Answers

Answer:

3(q-7)=27

3q-21=27

3q=48

q=16

Step-by-step explanation:

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U matter.

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Pls pass this on. Everyone deserves to know this. ♥️♥️

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Answer:

q = 16

Step-by-step explanation:

3(q - 7) = 27

3q - 21 = 27    | +21

3q = 48          | :3

q = 16

In your own words, explain why when we multiply terms that have the same bases, we add the exponents.

Answers

When multiplying exponents, remember the first rule: when multiplying similar bases, add powers together. 52% + 56% =? The bases of the equation remain unchanged, while the exponents' values are added together. Adding the exponents is only a quick way to get at the answer. Simply add the exponents to multiply exponential expressions with the same base. Simplify. The product rule applies because the base of both exponents is a. With a common basis, add the exponents.

1.2x + 4.8y = 18 where does the graph intersect the y and x axis

Answers

Answer:

X-intercept: 15,0

Y-intercept: 0,3.75

Step-by-step explanation:

Hey I really need help with metric conversions test is tomorrow.

Answers

I would love to help you!
I will help you anyday

The area of the triangle below is 4.14 square inches. What is the length of the buse?​

Answers

Answer:

3.6

Given:

are of triangle=4.14

height=2.3

Step-by-step explanation:

area of the triangle=1/2 × base × height

4.14 = 1/2 × base × 2.3

4.14 = 2.3/2 × base

by cross multiplying,

4.14 × 2 = 2.3 × base

8.28 = 2.3 × base

8.28/2.3 =base

To remove the decimal point, multiply with 100 in both numerator and denominator

8.28×100 / 2.3×100 = base

828/230 = base

base = 3.6

hope it helps you!

Answer:

3.6 inches.

Step-by-step explanation:

Area = 1/2 * base * height

4.14 = 1/2 * base * 2.3

1/2 * base = 4.14 / 2.3

base = 4.14 * 2 / 2.3

= 3.6.

hi i will give a lot of points please help tho

Answers

Answer:

the answer is x=7

Step-by-step explanation:

trust me or you will go bald

Which of the following is the measure of the largest angle in the triangle shown?

Answers

19x + 7x + 10x = 180°

36x = 180

x = 5°

largest angle = 19 * 5 = 95°

Answer:

C. 95°

Step-by-step explanation:

19x+ 7x +10x = 180 (sum of the interior angles of a triangle is 180)

36x = 180

x= 180÷36

x= 5

Magnitude of the largest angle

= 19× x

= 19× 5

= 95

14x + 28y + 21 what is this factored?

Answers

7(2x+4y+3) Factor 7 out of 14x+28y+21

Answer:

7(2x + 4y + 3)

Step-by-step explanation:

Find a common factor between all of the terms.  In this case, it is 7, so divide all three numbers by 7.  Put the 7 on the outside of the parentheses and put the divided numbers, with the correct signs and variables, inside the parentheses.

Slope of x 15 17 19 21 y -10 2 14 26

Answers

Answer:

6

Step-by-step explanation:

the xs increase by 2 and the ys increase by 12 12/2 is 6

PLS HELP ASAP THANKS ILL GIVE BRAINLKEST PLS THANKS

Answers

Answer:

(6, 5)

step-by-step explanation:

original coordinates of B: (-4, -5)

if translated horizontally there will be change in x axis.

new coordinates: (-4+10, -5) → (6, -5)

if reflected over x-axis, use the formula: (x, y) → (x, -y)

new coordinates: (6, 5)

x-85=156 what is x equal to? or supposed to be. whichever. what is x? pls help me:))

Answers

Answer:

X would equal 241

Step-by-step explanation:

Hope this helps and have a wonderful day~

X= 241 I believe! Hope this helped

Solve for x
3(x-a)+2b=4x+a

Answers

Distribute 3 to x and a which would be
3x- 3a+2b=4x+a then combine like terms, the answer is x= -4a+2b

someone help me with this !!
You invest $700 earning 6% interest each year.
Write an equation showing how much money is in your
account each year.
A)f(x) = 700 + 6x
B)f(x) = 700 -0.06%
C)f(x) = 700 - 1.06%
D)f(x) = 700 - 1.6%

Answers

Answer:

700+1.06

Step-by-step explanation:

B I know it cause I took the test
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