Linear Word Problem Equation

A canoe rental service charges a $20 transportation fee and $30 dollars an hour to rent a canoe. Write an equation representing the cost, y, of renting a canoe for x hours.

• y = 30x + 20

• y = 30 + 20x

• y = 50x

• y = 60x

In order to join a dancing club, there is a $30 startup fee and a $4 monthly fee. Write an equation in slope-intercept form that models this situation.  After how many months will the total cost be $58?

• 7 months

• 6 months

• 5 months 

• 4 months

John has $200 in his bank account and saves $50 every month. Which equation represents the total amount John has in his account after x months?

• y = 200 + 50x

• y = 50x + 200

• y = 200x + 50

A taxi service charges a $10 initial fee and $15 per mile. Write an equation representing the cost, y, of using the taxi service for x miles.

• y = 15x + 10

• y = 10 + 15x

• y = 25x

• y = 10x + 15

Mike has $500 in his bank account and saves $100 every month. Which equation represents the total amount Mike has in his account after x months?

• y = 500 + 100x

• y = 100x + 500

• y = 500x + 100

A gym membership costs $15 per month with a one-time registration fee of $25. Write an equation that models this situation. After how many months will the total cost be $85?

• 4 months

• 5 months

• 6 months

• 7 months

I think of a number, add 5 to it and the result is 12. Find the number.

• 7

• 8

• 9

• 10

I think of a number subtract 4 from it and I get 9. What is the number?

• 11

• 12

• 13

• 14

I think of a number, multiply it by 5 and I get 30. Find the number.

• 2

• 4

• 6

• 8

I think of a number, double it, then add 4 to it and I get 24. find the number.

• 6

• 7

• 9

• 10