Linear Equations from Applications in y=mx+b - brown

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

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

Write an equation for this situation.

• y=9.75x
• y=19x
• y=19.25x
• y=9.5x

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

A car rental company charges $56 plus $0.30 per mile driven.

Write a linear function to model this situation.

• y = 56x + 0.30

• 56x + 0.30y = 86

• y = 0.30x + 56

• y = 56 - 0.30x

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

A pizza shop charges $12 per pizza and a delivery fee of $4.

Which equation represents the cost, c, for any number of pizzas, p?

• c = 4p + 12

• c = 12p + 4

• c = 16p

• p = 12 + 4 + c

Tags

CCSS.6.EE.C.9

A real estate agent earns a base salary of $1250. For every house, h, she sells, she receives $750.

Which equation could be used to determine the amount of money, m, she would have after selling any number of houses, h?

• m = 1250 + 750h

• m = 750 + 1250h

• 1250 = 750h + m

• 750 = 1250m + h

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Belinda's car needed repairs. The mechanic charged him $140 for the parts and an additional $48 an hour for labor. Write an equation that models this situation.

• y = 140x +48

• -48x +140y=0

• y = 48x +140

• y = 48x

Luke plays X-box for 4 hours a day. After 5 days, Luke has played for a total of 20 hours. "4 hours a day" represents the __________.

• Slope

• Y-intercept

• Point

• Independent Variable

• Dependent Variable

Tags

CCSS.8.EE.B.5

Luke plays X-box for 4 hours a day. After 5 days, Luke has played for a total of 20 hours. "Days" represents the __________.

• Slope

• Y-intercept

• Point

• Independent Variable

• Dependent Variable

Tags

CCSS.8.EE.B.5