HW #5.1 - Evaluating Functions

Evaluate the expression 5z - 20 ÷ 2 + z

when z = 8

• 2

• 18

• 20

• 38

Evaluate the expression 16 + 36 ÷ b

when b = 4

• 56

• 25

• 24

• 13

• 2x

• -3

• 11

• 10

What is y when x = -4?

y = 5x − 12

• -32

• -3

• -12

• 3

y = x-6

What is the missing number?

• 12

• 10

• 14

• 13

If my function rule is 4x, what is the OUTPUT if the input is 5?

• 45

• 54

• 9

• 20

If my function rule is 2x + 1, what is the OUTPUT if the input is 2?

• 5

• 4

• 22

• 23

Level 2 If my function rule is x - 5, what is the OUTPUT if the input is 14?

• 9

• 19

• 21

• 1

Level 4 If my function rule is 5x, what is my INPUT if the output is 10?

• 1

• 50

• 2

• 15