Writing Equations

Front

Function describing a tank with 20 gallons of gasoline, draining 2 gallons per minute.

Back

Front

The start up cost to join eTunes music is $7.95 plus $0.95 per song downloaded. Write a linear equation that could be used to find how many songs he downloaded.

Back

y = 0.95x + 7.95

Front

Sonya has $40 in her lunch account and pays $2 each day to eat lunch. Which equation can be used to find the amount of money Sonya has left on her account after x days? Options: y = 2x + 40, y = -2x + 40, y = 40x + 2, y = -40x + 2

Back

y = -2x + 40

Front

Equation for cost of renting a canoe for x hours with $20 transportation fee and $30/hour rental.

Back

y = 30x + 20

Front

Back

Front

What is the slope in the equation y=2x + 3?

Back

2

Front

What does 'b' represent in y=mx+b?

Back

y-intercept

Front

Find the slope

Back

7/5

Front

What is the y-intercept in the equation y= -2x + 5?

Back

5

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? Options: y=15x, y=15x+80, y=x+15, y=80x+15

Back

y=15x+80