Larson Pre-Algebra Ch 2 Review

Question 1

Which equation represents the sentence "the difference of 9 and x is 5"?

Accepted Answer

9 - x = 5

Question 2

You buy 4 key chains for $2.05 each. What is the total cost?

Accepted Answer

$8.20

Question 3

What is the solution of 5.2w = -2.08?

Accepted Answer

w = -0.4

Question 4

What is the solution of y + 31 = 19?

Accepted Answer

y = -12

Question 5

What is the solution of -20 = g - 4?

Accepted Answer

g = -16

Question 6

Which expression represents the area (in square units) of the triangle shown?

Accepted Answer

16x + 24

Question 7

What is the solution?

Accepted Answer

x = -54

Question 8

You can walk a mile in 15 minutes. How many minutes does it take to walk 5 miles?

Accepted Answer

75 minutes

Question 9

What is the value of -4.85 - (-6.32)?

Accepted Answer

1.47

Question 10

Which expression is equivalent to 5a + 8 - 2(a + 4)?

Accepted Answer

3a

Question 11

You buy a camera for $94, a memory card for $35, and a camera bag for $16. What is the total?

Accepted Answer

$145

Question 12

Which equation illustrates the identity property of multiplication?

Accepted Answer

x * 1 = x

Questions 12