y
is directly proportional to
x
2
.
If
y
=
20
when
x
=
2
find
x
when y=45

Answers

Answer 1

Answer:

x=4.5

Step-by-step explanation:

so when y=20 and x=2, y is 10 times x so, 45/10=4.5

Answer 2

Answer:

3

Step-by-step explanation:

i said by accident but hegarty says it's right


Related Questions

16
20
25
16
20
50
5. Eli's school collected 140 canned foods last month, which represents 25% of their goal.
Part A: What is the school's goal for the number of canned foods they hope to collect?
anned

Answers

Answer:

560

Step-by-step explanation:

I'm kinda confused on whats being asked i went with just question number 5

write 47% as a decimal

Answers

Answer:

0.47

Step-by-step explanation:

47% is the same as 0.47.

Hope it helps!

What two numbers have a sum of 142 and a difference of 16?​

Answers

Answer:

x=79,y=63 I have solve it in above picture

Select all the equations where m = 4 is a solution.
Choose 3 answers:
A. 13 = 9 + m
B. 7 - M =3
C. 15 = 11m
D. 5 = m + 2
E. 20 divided by m = 5

Please answer

Answers

The answers are A,B, and E. Hope this helps. :)

A recipe calls for one cup of flour to make six pancakes. How many pancakes can be made with ten cups of flour?

Answers

Answer:

60 Pancakes can be made with 10 cups of flour

Step-by-step explanation:

10x6=60

One cup of flour = 6 Pancakes

One cup of flour1 *10=6*10 pancakes

10 cups of flour=60 pancakes

Which two expressions are equivalent?

Answers

Answer:

option 3

Step-by-step explanation:

12 - (y*2) = 12 - (2*y)    Commutative property

2*y = y*2


[tex] \sqrt{81 \times 8} [/tex]

Answers

Answer:

Step-by-step explanation:

81 = 9 * 9 = 3 * 3 * 3 *3

8 = 2 * 2 * 2 *2

[tex]\sqrt{81 * 8 } = \sqrt{3*3*3*3*2*2*2}\\\\=3 * 3 * 2 \sqrt{2}\\\\= 18\sqrt{2}[/tex]

Which equation represents a line which is perpendicular to the line x – 2y = -14?

Answers

Answer:

any equation that have the slope of -2

A line which is perpendicular to the line x – 2y = -14 will have a slope of -2

What is a slope?

The slope of a line is a measure of its steepness.

Given an equation of a line  x – 2y = -14

We know that, the slope of a line perpendicular to another line will have a slope of its negative reciprocal.

Therefore, slope of the line perpendicular to the line x – 2y = -14  will be -2

Hence, equation of the line perpendicular to the line x – 2y = -14 will have a slope of -2

For more references on slope, click;

https://brainly.com/question/3605446

#SPJ2

Given that €1 = 0.72

How much is €410 in £?

Answers

Answer:

295.20

Step-by-step explanation:

410*0.72

Answer:

295.2

Step-by-step explanation:

Serena’s average speed during her training run was 8 kilometers per hour over the 2 hours that she ran. What was the total distance that she ran?

Use the formula d = rt, where d represents the distance, r represents the rate, and t represents the time

Answers

Answer:

16 kilometres

Step-by-step explanation:

d is 2 hours and because it's times 2 RT would be 16

Answer:

i, .... dont have a clue. :(

Step-by-step explanation:

sorry

Please help my head hurts
Background assumptions concerning Texas license plates:
• License plates have 7 characters __ __ __ __ - __ __ __
• The first 4 characters have to be letters
• The last 3 characters have to be numbers
• The last number cannot be a 9 or 1
• The first and second letter cannot be a vowel (multiple correct answers)

Answers

Answer:

jhtr638

Step-by-step explanation:

jhtr638

chose 4 random letters

then chose 3 random numbers

made sure no vowels or 9 and 1

what is the sum of one and the product of one and a number

Answers

Answer:

the answer for this problem is 1 +×

Step-by-step explanation:

you must frame the equation with a number x

after that you have to translate the x into the equation and it can be written as

1×(1× ×)=1+×

f(x) = x^5 +x^3+2x^2-12x +8

Answers

Answer:

35 is the answer to this problem

Step-by-step explanation:

what if u round 0.5 to the nearset hundredth

Answers

Answer:

0.50 (still the same)

Step-by-step explanation:

Brooke bought 6 bags of powdered sugar. She got a total of 4 2/3 cups of sugar. How many cups of sugar were in each bag

Answers

Answer:

6.5 bags of sugar in each bag

Step-by-step explanation:

ANSWER TO NUMBER 3 FIRST PERSON GETS BRAINLIEST!!

Answers

The correct answer would be B.)

Multiplying -5x-7= 35

Multiplying two negative numbers gives you a positive

Find the domain and range of the function graphed below.
5+
3
2
1
1.
-5 -4 -3 -2 -1
41
+
1 2 3 4 5
-2
-3
-4
-5+
O

Answers

Domain is [-1,3)

Range is (-5, 4]

A () bracket means the value IS NOT included, a [] bracket means the value IS included in interval notation.

Consider function fand function g.
() = In
g(x) = -5 In
How does the graph of function g compare with the graph of function ?
Unlike the graph of function f, the graph of function ghas a y-intercept.
The graph of function g is the graph of function fvertically stretched by a factor of 5.
Unlike the graph of function f, the graph of function g decreases as x increases.
The graphs of both functions have a vertical asymptote of r = 0.
Unlike the graph of function f, the graph of function g has a domain of {+1 -5 < x < 0}
Reset
Next

Answers

Answer:

I believe it is the first third and fourth options, I am not entirely sure for I mostly guessed on them, but they make the most sense when looking at the graph.

Step-by-step explanation:

It can be deduced that the graph of function f and g compare as:

Unlike the graph of function f, the graph of function g decreases as x increases.The graph of both functions have a vertical asymptote of x = 0.

What is a function?

A function in mathematics simply means the relation between a set of inputs and a set of permissible outputs.

In this case, the graph of both functions have a vertical asymptote of x = 0. This is because the divisor equals to zero for a value of x.

Learn more about graphs on:

https://brainly.com/question/25020119

helo wat is 9 plus tin plez help also you mom old like prehistoric dinosaur

Answers

Answer:

9 plus ten is 19

Step-by-step explanation:

Answer: 21

Step-by-step explanation:

Actually its 19 but with extreme measures its 21

How many lines of symmetry are there in the object pictured below?

A. 0
B. 2
C. 3
D. 1

Answers

THE CORRECT should be ANSWER IS D

The points (11, 13) and (7, 13) fall on a particular line. What is its equation in slope-intercept form?

Answers

Answer:

slope -intercept form y=mx+c

The equation of the straight line

                                 y = 0x +13

Step-by-step explanation:

Step(i):-

Given that the points

           (11 ,13) and (7,13)

The slope of the line

    [tex]m = \frac{y_{2}-y_{1} }{x_{2} -x_{1} } = \frac{13-13}{7-11} = \frac{0}{-4} =0[/tex]

Step(ii):-

Equation of the straight line passing through the point (11,13) and slope m=0

y - y₁ = m( x-x₁)

y - 13 =0(x-11)

y-13 =0

y =13

slope -intercept form y=mx+c

y = 0x +13

Which of the linear equations below is derived from the
following table of values?

HELP ME

Answers

Answer:

A. y=x+4

Step-by-step explanation:

I used Desmos to graph all the information and the black line (which is A) goes through all the points. See picture

1. To determine the most common injury cared for in an emergency room, a reporter goes to the same hospital every
afternoon for one month during the summer and observes people entering the emergency room. She concludes that
second degree sunburn is the most common injury.
Unbiased and Biased Samples

Answers

Answer:

Unbiased

Step-by-step explanation:

Your answer would be unbiased because the reporter is going in the same hospital every afternoon for one month which means that the reporter is using the Systematic sample and systematic is an unbiased sample

After the movie 99 out of 130 people surveyed.
What is the experimental probability that the next person surveyed will say he or she liked the movie?

Answers

Answer:

19 percent

Step-by-step explanation:

yw

Choose the two rectangles with an area of 36 square feet.
10 ft
8 ft
D.
A
8 ft
4 ft
9 ft
9 ft
B.
E.
4 ft
9 ft
6 ft
C.
6 ft

Answers

It must be one of these results

60 in scientific notation

Answers

6 x 10 to the first power

Answer:

I think the answer would be 6.0x10¹

If 60 was in scientific notation it would look like 6.0 because there is only one zero and we would need to move the decimal one place to the right. So we multiply 10¹ so we can move that decimal to the right to make 60.

On weekday mornings, it takes Leo 12 minutes to bike 2 miles to his school. This Saturday, Leo will bike to the park to meet his friends. The park is 5 miles away from Leo's house.

Answers

Answer:

30 minutes to the park

Step-by-step explanation:

12/2 = 6 min per mile

6 x 5 = 30 mins for 5 miles

F-27=19

F=? I

Please help?

Answers

Do the inverse so do 19 + 27 = 46
Then substitute to see if its right
46-27=19
So this means f=46

Which inequality is represented by the number line diagram shown below?

Answers

Answer:

I think the second one

Step-by-step explanation:

Answer:

the first

one

Step-by-step explanation:

Using either substitution or elimination method, solve the system of equations that consists of 8x+y= -16 and -3x+y=-5 Your solution will be a coordinate of integers. ​

Answers

Answer:

x= -1

y= -8

Step-by-step explanation:

Solve for y in 8x + y = -16

y = -16 - 8x

Substitute y = -16 - 8x into -3x + y = -5

-11x - 16 = -5

Solve for x in -11x - 16 = -5

x = -1

Substitute x = -1 into y = -16 - 8x

y = -8

Therefore,

x= -1

y= -8

Answer:

(-1, -8)

Step-by-step explanation:

SUBSTITUTION METHOD:

8x + y = -16-3x + y = -5

Solve for y in the first equation by subtracting 8x from both sides.

y = -16 - 8x

Substitute this value for y into the second equation.

-3x + (-16 - 8x) = -5

Remove the parentheses and simplify.

-3x - 16 - 8x = -5

Combine like terms.

-11x - 16 = -5

Add 16 both sides of the equation.

-11x = 11

Divide both sides of the equation by -11.

x = -1

Substitute this value for x into either equation (I'm using the first equation).

8(-1) + y = -16

Multiply and simplify.

-8 + y = -16

Add 8 to both sides of the equation.

y = -8

ELIMINATION METHOD:

8x + y = -16-3x + y = -5  

Subtract the second equation from the first equation to "cancel" the y-variable.

11x = -11

Divide both sides of the equation by 11.

x = -1

Substitute this value for x into either equation (I'm using the second equation).

-3(-1) + y = -5

Multiply and simplify.

3 + y = -5

Subtract 3 from both sides of the equation.

y = -8

The solution to this system of equations is (-1, -8).

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