Writing Algebraic Expressions

Five times Connor's age increased by 9

• 5(x + 9)

• 9(5 + x)

• 9x + 5

• 5x + 9

Nate has 6 fewer CDs than Emily. If c represents the number of CDs Emily has, which expression tells how many CDs Nate has?

• 6 - c

• 6 + c

• c - 6

• c + 6

Kam earned 22 extra credit points. Keith earned e fewer extra credit points than Kam. Which expression shows how many extra credit points Keith earned?

• 22 - e

• e - 22

• 22 + e

• 22e

Which part of this equation is a variable?

• 2

• 10

• x

• +

Ty signed up for a gym membership. There is a one-time fee of $40 and a cost of $10 per month. Write an algebraic expression for the cost for "m" months.

• 40+10m

• 40m+10

• 40+m+10

• 10m-40

Rhonda was organizing photos in a photo album. She took 60 photos and divided them evenly among p pages. Which algebraic expression represents the number of photos on each page?

• p / 60

• 60 / p

• 60 + p

• 60p

Mr. Marcin is making bags of prizes. He has 92 prizes and splits them evenly into b bags. Which expression represents how many prizes are in each bag?

There were 47 frogs in a pond. f of the frogs hopped away. Choose the expression that represents the number of frogs left in the pond.

A plane traveling to New York has 100 seats on board. If there are p passengers on the plane, which expression represents the number of empty seats there are on the plane?

• p - 100

• 100 - p

• 100p

• 100 + p

Find an expression that matches the following situation: Catherine wants to buy a new laptop. It costs $2,000. She already has d dollars saved in her piggy bank. She needs to know how much money she still needs.

• 2,000+d

• d-2,000

• 2,000-d

• 2,000÷d