Equations and Inequalities

One-Step Equations

100

x-5=10

x=15

200

x+20=20

x=0

300

2x=60

x=30

400

15x=225

x=15

500

x/6=-15

x=-90

Symbols and Vocabulary

100

What is this symbol?

=

Equal Sign

200

What is this symbol?

<

Less Than

300

What is this symbol?

>

Greater Than

400

Give an example of Inverse Operations

Add and Subtract

Multiply and Divide

Perfect Square and Square Root

Perfect Cube and Cube Root

Fraction and Reciprocal

500

Finish the Sentence:

Whatever we do to one side of an equation or inequality....

We must do to the other

Inequalities

100

Given the inequality 48 < y, Taylor said the solution is 47. True or false.

False

200

Is t = 4 a solution to the inequality t < 3?

No

300

x > 41 

Which value for x would make the inequality true?

a) 16

b) 31

c) 0

d) 48

d) 48

400

64 < y

Which value for y would make the inequality false?

a) 88 

b) 65

c) 71

d) 37

d) 37

500

f > 24 

Which value for f would make the inequality true?

a) 9 

b) 13 

c) 8 

d) 30

d) 30

One-Step Inequalities

100

x/-6> -20

x<120

200

7>x/4

28>x

300

x-15<-6

x<9

400

15<-5x

-3>x

500

2x<15

x<15/2

MYSTERY TIME

100

What is Ms Doakes' sons Name?

Hamilton

200

Who are the 8th grade math teachers at Central Middle?

Ms Doakes, Mr M, and Mr Gurung

300

Who are the 8th grade Social Studies Teachers?

Brockman, Martin, Weinzirl

400

Who is the 8th grade Assistant Principal

Mr Smith

500

Who is Ms. Doakes’ twin?

Mrs. Funches