Translating Verbal Equations and Expressions

There were x cookies at the beginning of a party. By the end of the party, 16 of them had been eaten. Using x, write an expression for the number of cookies that were left.

• 16

• x + 16

• 16 - x

• x - 16

Translate the sentence into an equation, and then solve the equation:
Three less than a number is 18.

• 3 - x = 18; x = -15

• 3 - x = 18; x = 21

• x - 3 = 18; x = 21

• x - 3 = 18; x = -15

What is the expression for "six less than y"

• 6- y

• 6 < y

• y - 6

Admission to a circus is $16 for adults and $8 for children. Choose the expression to find the cost of 3 adult tickets and some number of children's tickets.

• 48 + 8x

• 16x + 8y

• 16x + 64

• 16x + 8x

I open a saving account with $200 and plan to put $50 per month in the account.
Which expression represents this situation after x number of months?

• 200 + 50x

• 200x + 50

• 200 + x + 50

Fifteen less than half a number is equivalent to eleven.

• (1/2)x + 15 = 11

• 2x - 15 = 11

• 15 - (1/2)x = 11

• (1/2)x - 15 = 11

Twelve more than three quarters of a number is equal to thirty six.

• 75x + 12 = 36

• (3/4)x + 12 = 36

• 3x + 12 = 36

• 25x + 12 = 36

A gymnastics center charges a $60 registration fee and $15 per class. Olivia registers to take a class and pays a total of $210. Which equation can be used to determine how many classes Olivia signed up for?

• 60 - 15x = 210 

• 15x - 60 = 210

• 15x + 60 = 210 

• 210 + 15x = 60 

A ice cream cone cost $3 plus an additional $0.50 per scoop. James paid a total of $4.50, which equation below models this situation.

• 3x + 0.50 = 4.50

• 0.50x = 7.50

• 0.50x + 3 = 4.50

• 4.50 + 0.50x = 3

The cinema charges $15 for popcorn and an additional $0.10 for each extra squirt of butter. If Joey paid a total of $17, which equation model's this situation?

• 0.10x + 15 = 17

• 15x + 0.10 = 17

• 17x + 0.10 = 15

• 0.10x + 17 = 15