Translate and Evaluate Algebraic Expressions

Evaluate 8a - b     if a = 10   and   b = 6

• 74

• 38

• 1000

• 9000

Evaluate m² + 12q if m = 5 and q = -3

• 10

• -25

• -11

• 13

6a - 3d
when a = 1, d = 2

• 3

• 12

• 1

• 0

8y + 12 - 2z
for y = 4 and z = 2

• 40

• 20

• 84

• 34

The expression 7h + 1.50d can be used to find the total earnings after h hours and d deliveries have been made.  How much will Sally make after working 10 hours and making 3 deliveries?

• $74.50

• $36

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

m plus the product of 6 and n 

• m + 6n

• m - 6 + n

• 6m + n

• m + 6 + n 

Translate the following into an algebraic expression:

three times a number n plus 16

• 3(16) + n

• 16n + 3

• 3n + 16

• n + 3 + 16

Six less than twice a number.

• 6 – 2x

• 6 – x²

• 2x – 6

• x² – 6

Three times the sum of a number and 5.

• 3(x + 5)

• 3x + 5

• 3(x – 5)

• 3x – 5