Final Exam Review

-2 + 2 =

• -4
• 1
• 0
• 1

The price of a gallon of gasoline was $1.65. The price rose y dollars. Then the price dropped $0.15 and later rose again by $0.45. NOW the price of gasoline is what? 
Which expression could be used to find the price of the gasoline?

• 1.9 + y
• 1.95 + y
• 2.0 + y
• 2.1 +y

What is the value of x when -3x + 7x = -12?

• -3
• - 6/5
• 3
• 4/7

Simplify.
13 - 2(1 - 15) ÷ 4

• -38.5
• -26
• 7.25
• 50

Which expression best represents the difference between triple a number and double a number?

• 3x - 2x
• 2x - 3x
• x³ -x²
• x² -x³

What is the sum of 14 and the opposite of 12?

• -26
• -2
• 2
• 26

Solve for y.
y = 2 · 3 ² ÷ 3

• 12
• 2
• 6
• 25/3

Winnie the Pooh goes to the honey store to buy a case of honey for the winter. The case of 24 jars of honey cost $27.60. What is the cost of each jar?

• $0.87
• $1.00
• $1.15
• $62.40

Which two numbers are 4 units away from 0 on the number line?

• 0 and 4
• 2 and -2
• 4 and -4
• 4 and 8

Simplify. 
4/10 - 2/15

• 4/15
• 2/5
• 8/15
• 2/3