1 and 2 step Equations Review

Inverse Operations

100

What operation is the inverse of addition?

subtraction

200

What operation is the inverse of subtraction?

Addition

300

What operation is the inverse of Multiplication?

Division

400

What is the Inverse of x² ?

Square Root!

500

How do you solve an equation with a fraction coefficient?

Multiply by the reciprocal

or 

Flip the fraction and Multiply!

1-step equations

100

x+3=48

x=45

200

a-10=14

a=24

300

x/3=12

x=36

400

9x=90

x=10

500

x²=144

x=12

2-step equations

100

2x+15=65

x=25

200

4x-1==19

x=5

300

x/3+7=26

x=57

400

-5x+13=73

x=-12

500

x²+6=55

x=7

mixed review

100

What is the first step in PEMDAS?

Problem in Parenthesis!

200

Is the square root of 4 and integer?

yes!

300

Is 10.4 an integer?

no!

400

translate this expression:

4 more than x

x+4

or 

4+x

500

Translate the expression: The product of 5 and y

5y