Winter Academy Final Review

Integer Operations

100

-9 + 12

3

200

-12 - (-17)

5

300

10 + -3 x 5  

-5

400

-7 - (18 ÷ -2)]

2

500

-12 - [5 x (10 ÷ -2)]

13

The Distributive Property

100

Simplify:

3(x - 1)

x - 3

200

Simplify:

-7(2x - 1)

-14x + 7

300

Simplify: 

-2(-4x - 3)

8x + 6

400

Simplify: 

11(-3x - 5)

-33x - 55

500

Simplify: 

-9(-4x-11)

36x + 99

Combining Like Terms

100

Simplify:

3x + 4 - 7x + 11

-4x + 15

200

Simplify:

10x - 3 - 14x - 7

-4x -10

300

Simplify:

3(x + 5) - 7

3x + 8

400

Simplify:

-2(x - 2) - 6x

-8x + 4

500

Simplify:

3(2x + 2) - 7x - 5

-x + 1

Evaluating Expressions

100

What is -5x when x = 5

-25

200

What is 12 - x when x = -9

21

300

What is 5(x - 8) when x = -3

-55

400

What is -6(2x - 1) when x = -4

54

500

What is -3(x - 2) - 6x 

when x = -1

15