Representing Situations with Equations

Speedy Boat Rental charges a $15 deposit fee plus $2 for each hour of use to rent a paddle boat. Which equation best describes this situation with C representing total cost and h representing hours?

• C=15h+2

• C=2h+15

• h=2C+15

• h=15C+2

In order to join an online course, there is a $20 startup fee and a $5 monthly fee. What is the y-intercept for this situation.

• $20

• $5

• $25

• $15

Tags

CCSS.8.EE.B.5

In order to join an online course, there is a $20 startup fee and a $5 monthly fee. What is the rate of change(slope) for this situation.

• $20

• $5

• $25

• $15

Tags

CCSS.8.F.B.4

CCSS.HSF.IF.B.6

In order to join an online course, there is a $20 startup fee and a $5 monthly fee. What equation best describes this situation?

• y=20x+5

• y=5x+20

• x=5y+20

• x=20y+5

Tags

CCSS.6.EE.C.9

A T-shirt design company charges your team an initial fee of $25 to create the team's design. Each t-shirt printed with your design costs an additional $8. The equation for this situation is y = 8x + 25. What doest the y-intercept mean in this situation?

• Every t-shirt costs $8

• Every t-shirt costs $25

• The initial fee is $25

• The initial fee is $8

Tags

CCSS.HSF.LE.B.5

A T-shirt design company charges your team an initial fee of $25 to create the team's design. Each t-shirt printed with your design costs an additional $8. The equation for this situation is y = 8x + 25. What doest the slope mean in this situation?

• Every t-shirt costs $8

• Every t-shirt costs $25

• The initial fee is $25

• The initial fee is $8

Tags

CCSS.HSF.LE.B.5

Enterprise Rental charges $8.50 an hour plus a rental fee of $25.50. Which equation represents the total charges(y) for any number of hours(x)?

• y=25.50x+8.50

• x=25.50y+8.50

• x=8.50y+25.50

• y=8.50x+25.50

Tags

CCSS.6.EE.C.9

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?

• y=15x

• y=80x

• y=15x+80

• y=80x+15

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Which of the following situations could be descried by the equation y= -25x + 120

• There are 120 people in the football stadium, and 25 more are entering each hour

• A teacher has 120 students. Her third period has 25 students

• A plumber charges $25 for a house call and $120 per hour

• There are 120 gallons of water in a tank. It releases water at a rate of 25 gallons per minute

Bob's Plumbing charges $15 per hour plus a service fee of $40 for coming out to your house. Which equation models this situation?

• y=15x+40

• y=15x

• y=40x+15

• y=15x-40

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2