Expressions and Equations Review

Expressions

100

Distribute

2(-x+4)

-2x+8

200

Factor

16x-24

8(2x-3)

300

Distribute

1/3(9x-15)

3x-5

400

Simplify

-2x+3-7x-5

-9x-2

500

Simplify

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

7x+24

One-Step Equations

100

Solve

x-7=18

x=25

200

Solve

-4x=24

x=-6

300

Solve

x/7=13

x=91

400

Solve

2/5x=12

x=30

500

Solve

2.5x=-35

x=-14

Two-Step Equations

100

Solve

2x-8=16

x=12

200

Solve

-3x-5=10

x=-5

300

Solve

1/3x-5=9

x=42

400

Solve

(x+4)/2=-6

x=-16

500

Solve

(x+2.5)/-10=8

x=-82.5

Multi-Step Equations

100

Solve

4n+5n=90

x=10

200

Solve

2(x+3)=12

x=3

300

Solve

1/4(x+12)=10

x=28

400

Solve

9-3(x+2)=15

x=-4

500

Solve

2(p+5)-3(p+2)=10

x=-6

Vocabulary

100

What are inverse operations?

Opposite Operations

200

What are like terms?

Terms with the same variable to the same power

300

What is coefficient?

Number that is attached in front of the variable

400

What are expressions?

Mathematical statements that include numbers, variables, and/or operators

500

What are equations?

Mathematical statements with 2 equal expressions separated by an equal sign