Multi-Step Equations

Definitions

100

The number next to a letter

Coefficient

200

A number on its own

Constant

300

A letter in math

Variable

400

The opposite of something

Inverse

500

A part of an equation separated by plus or minus signs

Term

Definitions

100

The meaning of Evaluate

Solve

200

To pass out by multiplying inside the parenthesis

Distribute

300

Terms with the same variable ( or no variable)

Like Terms

400

All numbers without decimals or fractions

Integers

500

Numbers that can be written as a Fraction, a Terminating Decimal or a Repeating Decimal

Rational Number

Positives and Negatives

100

- 5 - 4

- 9

200

6 - 8

- 2

300

7 - ( - 4)

11

400

- 5 + 3

- 2

500

12 + ( - 5)

7

Find the Inverse

100

2x = 8

Divide both sides by 2

200

r + 7 = 9

Subtract 7 from both sides

300

y/4 = 3

Multiply both sides by 4

400

j - 4 = 8

Add 4 to both sides

500

2k + 4 = 8

Subtract 4 from both sides

Divide both sides by 2

Solve

100

r - 4 = 8

r = 12

200

4h = 16

h = 4

300

p/5 = 3

p = 15

400

f + 4 = 17

f = 13

500

3x + 4 = 13

x = 3