Writing Linear Equations

Front

A fitness club opens with 80 members. Each month the membership increases by 15 members. Which equation represents the relationship between the number of months the club has been opened, x, and the total fitness club membership, y?

Back

y=15x+80

Front

Adrianna has $20 in her savings account. Each week she will add $5 to it. Which equation represents this situation?

Back

y=5x+20

Front

Which situation can be represented by y=12x-4?
*Hint: Pay attention to your sign for your y-intercept*
Options: The number of eggs, y, in x dozen eggs for sale after 4 dozen eggs are sold, The cost, y, of buying x movie tickets that sell for $8 each, The cost, y, after a $4 discount, of buying x T-shirts that sell for $12 each, The number of inches, y, in an x-foot-tall tree after cutting off 4 feet

Back

The cost, y, after a $4 discount, of buying x T-shirts that sell for $12 each

Front

Jacob collects hats. He has 6 hats already, and he collects 2 hats a week. What is the equation that represents the total number of hats, y, after x weeks?

Back

y = 2x + 6

Front

Bob has $150 in his savings account and saves $40 per month. What is the equation for his total savings y after x months?

Back

y = 40x + 150

Front

Frank opened a savings account. He already deposited $400. He plans to save $20 each month and his mom will help him out and save $5 each month. Which equation could be used to find A, the total amount in his account after x months? Options: y = 400x + 20, y = 25x + 400, y = (400+5)x + 20, y = 25(400x + 5)

Back

y = 25x + 400

Front

Cost to rent a car at Joe's Clown Car Rental Agency: $35 plus $0.75 per mile driven.

Back

y = 0.75x + 35

Front

In the equation f(x) = 2.75x + 4.25, what does x represent?

Back

Miles

Front

What does 4.25 represent in the equation f(x) = 2.75x + 4.25 for taxi charges?

Back

The fixed fee

Front

In the equation f(x) = 2.75x + 4.25 for taxi charges, what does 2.75 represent?

Back

The charge per mile