Real-Life Algebra: Translate and Simplify Expressions

A store sells apples for $2 each. If you buy x apples, write an expression for the total cost. What is the expression?

• x

• 2+x

• x/2

• 2x

Maria has y marbles. She buys 5 more marbles. Write an expression to represent the total number of marbles Maria has now.

• y + 10

• y - 5

• 5y

• y + 5

A book costs $15. If you buy b books, write an expression for the total cost. Simplify the expression for 3 books.

• 30

• 75

• 45

• 60

Tom has 10 candies. He gives away c candies to his friends. Write an expression for the number of candies Tom has left.

• 10 - c

• c - 10

• 10 * c

• 10 + c

A car travels d miles per hour. How far will it travel in 3 hours? Write and simplify the expression for the distance traveled.

• d/3

• 6d

• 3d

• 9d

Lily has 4 times as many stickers as her friend. If her friend has s stickers, write an expression for the number of stickers Lily has.

• 2s

• 4s

• s

• s+4

A pizza has p slices. If you eat 2 slices, write an expression for the remaining slices. Simplify the expression for 8 slices.

• 8

• 6

• 4

• 10

A farmer has 12 chickens and buys h more. Write an expression for the total number of chickens. Simplify the expression for h = 5.

• 17

• 20

• 10

• 15

A school has 200 students. If 50 students are absent, write an expression for the number of students present. Simplify the expression.

• 150

• 100

• 200

• 50

A box can hold b balls. If you have 3 boxes, write an expression for the total number of balls that can fit. Simplify the expression for b = 10.

• 25

• 15

• 20

• 30