Review multi-step equations

Vocabulary

100

A _____ represents an unknown amount/quantity or value.

A variable represents an unknown amount/quantity or value.

200

___ ___ have the same variable or exponent. We combine these together

like terms

300

Define combining like terms

adding or subtracting terms that have the same variable

400

What is the first thing to do when solving multi-step equations with parentheses (   ) ?

The Distributive Property is the first step to follow when solving multi-step equations

500

The four steps to solving multi-equations are 1. ___ 2. ___ 3.____ 4._____.

The four steps to solving multi-equations are 1. Identify if there are Parentheses 2. Distribute 3. Combine like terms  4. Solve.

Random

100

-5x + 9x -15 = 1

4

200

- 2x - 10 + 4p = 14

12

300

2( n + 5) = -2

-6 

400

6x - (3x + 8) = 16

8

500

4(2x -7) + 5 = -39

-2 

Multi with no ( )

100

x - 14 - 2x = 4 

-18

200

5x - 2x - 31 = 11

14

300

4a + 5 - 8a = 25 

-5 

400

3x + 4 - 2x - 10x =31 

-3

500

3x + 12x - 20 = 25

3

Multi with ( )

100

3(2x - 9) = 3

x = 5

200

3x + 4 + x + 2 = -30

x = -9

300

2 +9(x-1) = 2

x = 1

400

2(x + 3) + 1 = 31

x = 12

500

2x - 1 +2(x - 1) = - 7

x = -1