Linear Applications

Easy Car Rental charges $8.50 an hour plus a rental fee of $25.50.  Write an equation that shows how much you will pay as a function of the number of hours you rent the car.

• y=8.5 + 25.5
• y=8.5x + 25.5
• y=25.5x + 8.5

Tags

CCSS.HSF-BF.A.1A

Sonia has $40 in her lunch account and pays $2 each day to eat lunch.
How long till her account has no money left?

• y= 2x + 40, 20 days
• y = -2x + 40, 20 days
• y = 40x + 2, 10 days
• y = - 40x + 2, 15 days

Tags

CCSS.6.EE.C.9

Write an equation for the following. Jerry has $20 and makes $7 per hour.

• y = 7x + 20
• y = 7 + 20x
• y = 20 + 7
• y = 7x - 20

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Valley Video charges a $15 annual fee plus $3 per movie for rentals. Last year, Jennifer spent $99 at the video store. How many movies did she rent? Write the linear equation and solve.

• 6 movies
• 312 movies
• 28 movies
• 33 movies

Tags

CCSS.7.EE.B.4A

A driving range charges $4 to rent a golf club plus $2.75 for every bucket of golf balls you hit. Write an equation that shows the total cost c of hitting b buckets of golf balls.

• c = 2.75b + 4
• c = 2.75b
• c =  4b- 2.75
• c = 2.75b - 4

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2