Evaluate Expressions

You order CDs for $14.25 each and the website charges $4.50 for each shipment. The expression $14.25p + $4.50 represents the cost of p CDs.  Find the total cost for ordering 4 CDs.

• $61.50

• $22.75

Evaluate expression if a=3 and b=4

4b-5a

• 2

• 1

• -8

• 8

Evaluate expression if a=3 and b=4

18 ÷ 2a

• 3

• 2.25

• 27

• 9

Evaluate the expression:

3d if d = 5

• 3

• 5

• 12

• 15

Evaluate the expression:

2 + m if m = 7

• 5

• 27

• 9

• 72

Evaluate the expression:

x ÷ 4 if x = 80

• 4

• 20

• 40

• 80

Evaluate the expression:

5m + 7 if m = 5

• 12

• 25

• 32

Evaluate the expression:

3b + 4c if b = 9 and c = 3

• 27

• 12

• 15

• 39

Evaluate the expression:

4w - 3y if w = 7 and y = 6

• 24

• 21

• 10

• 46

Evaluate the expression 4r - 10s for r = 5 and s = 2

• -57

• 0

• 40