Variables on Both Sides of an Equation

Question 1 of 9

1

Solve: 2w + 15 = 3w - 9

Select one of the following:

w = -24/5
w = 24
w = -24
w = -6

Explanation

Question 2 of 9

1

Solve:10 - 4b = 2(b + 1)

Select one of the following:

b = -3
b = -⅔
b = 9
b = 7

Explanation

Question 3 of 9

1

When solving 14k = 168 2 + 7k, the answer is k = 12.

Select one of the following:

True
False

Explanation

Question 4 of 9

1

Solve: 10d / 2 = 3d + 18

Select one of the following:

d = 9
d = -9
d = 9/4
d = 9/7

Explanation

Question 5 of 9

1

When solving -8y - 24 = - 3y + 11, the answer is y = 7.

Select one of the following:

True
False

Explanation

Question 6 of 9

1

22 - 8x = 6(3 + 2x)

Select one of the following:

x = ⅕
x = 9
x = 5/2
x = 4

Explanation

Question 7 of 9

1

Sally & Louis are racing on scooters. Sally can go at 15 meters per minute, and Louis is going 18 meters per minute. Sally starts a little bit ahead at 15m in front of the starting line and Louis starts right on the starting line. After how many minutes will Sally & Louis be side by side? Let x stand for how many minutes.

Select one of the following:

18x = 15x
18x = 15x + 15
18x + 15 = 15x + 15
18x -15 = 15x + 15

Explanation

Question 8 of 9

1

You decide to start using public transportation to get around. There are two different methods to pay. One method is to pay $2.00 per ride. The other method is to buy a monthly pass for $25 and then be charged just $0.50 per ride. After how many rides are these two options the same amount of money? Let x stand for the number of rides on the bus.

Select one of the following:

$2.00 * 25 = $0.50x
$2.00x = $0.50x - $25
$2.00x = 25x + .50x
$2.00x = $0.50x + 25

Explanation

Question 9 of 9

1

Which operation is an inverse operation to multiplication?

Select one of the following:

addition
subtraction
squaring
division

	Created by Tracy Rains about 7 years ago

LSAT Mathematics Quiz on Variables on Both Sides of an Equation , created by Tracy Rains on 13/09/2017.

Variables on Both Sides of an Equation

Variables on Both Sides of an Equation

Question 1 of 9

Solve: 2w + 15 = 3w - 9

Select one of the following:

Explanation

Question 2 of 9

Solve:10 - 4b = 2(b + 1)

Select one of the following:

Explanation

Question 3 of 9

When solving 14k = 168 2 + 7k, the answer is k = 12.

Select one of the following:

Explanation

Question 4 of 9

Solve: 10d / 2 = 3d + 18

Select one of the following:

Explanation

Question 5 of 9

When solving -8y - 24 = - 3y + 11, the answer is y = 7.

Select one of the following:

Explanation

Question 6 of 9

22 - 8x = 6(3 + 2x)

Select one of the following:

Explanation

Question 7 of 9

Select one of the following:

Explanation

Question 8 of 9

Select one of the following:

Explanation

Question 9 of 9

Which operation is an inverse operation to multiplication?

Select one of the following:

Explanation