Evaluate Expressions with Formulas

Evaluate

4^3 = ?

• 64

• 16

• 7

• 12

Evaluate

2^2 = ?

• 2

• 4

• 6

• 8

Evaluate

6^2 = ?

• 8

• 12

• 36

• 60

Evaluate

3^3 = ?

• 6

• 9

• 27

• 104

Find the value of the expression.

• -12

• 12

• 14

• -14

The table shows Sandra's weekly earnings, y , based on the number of hours she works. Which equation can Sandra use to calculate her weekly earnings when she works x hours?

​ (a)  

• y = 8x

• y = 5x + 40

• y = 10x

• y = 10x + 80

The equation for the table below is y=2x+5, fill in the missing values.

c

d

e

f

0

7

3

4

9

-1

The table shows Sandra's weekly earnings, y , based on the number of hours she works. Which equation can Sandra use to calculate her weekly earnings when she works x hours?

• y = 8x

• y = 5x + 40

• y = 10x

• y = 10x + 80

Evaluate

2^3 = ?

• 2

• 4

• 6

• 8

Evaluate

5^3 = ?

• 15

• 25

• 50

• 125