Evaluate and Write Expressions Introduction

Evaluate the expression when a=10.

6a

Chuck E. Cheese charges families $100 for a birthday party reservation, $25 for each game card, and $10 for each pizza. Create a formula that can be used to calculate the total cost for a party.

Use g to represent the game card and p to represent the pizza.

Translate the expression. Use n for the variable.

twice a number plus 3

Translate the expression. Use n for the variable.

eight less than a number

Choose ALL of the Algebraic Expression that matches the word phrase: 12 more than a number

(More than one answer!)

• 12n

• 12 + n

• n + 12

• n(12)

Choose ALL the algebraic expression that matches the verbal phrase: 4 more than 3 times a number

(More than one answer!)

• 4n + 3

• 4 + 3n

• 3 + 4n

• 3n + 4

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

• 74

• 38

• 1000

• 9000

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

Which algebraic expression matches the following phrase: the quotient of 12 times a number and 3? HINT: There are TWO answers!

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