4/25 Math 8 Review

Equations

100

What is the solution to the equation?  

2x+7=15

x=4

200

What is the solution to the equation? 

x+2=3x-8

x=5

300

What is the solution to the equation? 

x+3=4x

x=1

Exponent Rules

100

Simplify the expression: 

(4²)⁴

4⁸

200

Simplify the expression 

c⁴*c³

c⁷

300

Evaluate the expression:

5⁴

625

Vocabulary

100

What vocabulary term means "a straight line"? 

Linear 

200

What vocabulary word means "to slide an object"?

Translation

300

What vocabulary term means "the steepness of a line"?

Slope

Square and Cube Roots

100

Evaluate the expression: 

x³=125

x=5

200

Evaluate the expression: 

x³=343

x=7

300

Evaluate the expression:

144=x²

x=12

Number of Solutions

100

How many solutions does the equation have?

5x+7=3x+2

1

200

How many solutions does the equation have? 

2x-1=2x-1

infinite (all) 

300

How many solutions does the equation have? 

5x+2=5x+3

None (0)