Linear Equations and Graphing

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=15x+80

• y=x+15

• y=80x+15

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

What is the slope of the line passing through the points (3,5) and (-1,7)?

• -1/2

• -1

• -2

• 1/2

Tags

CCSS.8.EE.B.5

What is the equation of this line?

• 0

• undefined 

• y = -2

• x = -2

Write the equation of a line with a slope of 0 through the point (3, -1).

• y = 3x - 1

• y = -1

• x = 3

• x = -1

Write the equation of a line that has an undefined slope and goes through the point (9, -5).

• y = 9

• y = -5

• x = 9

• x = -5

Graph. y = -4

• a

• b

• c

• d

Graph. x = 1

• a

• b

• c

• d

Graph. y = 2/3x - 3

• a

• b

• c

• d

Write the equation.

• A

• B

• C

• D

Speedy Boat Rental charges a $15 deposit fee plus $2 for each hour of use to rent a paddle boat.  Write an equation for C, the total cost, to rent the boat for h hours.

• h = 2C + 15

• C = 15h + 2

• h = 15C + 2

• C = 2h + 15

Tags

CCSS.HSF-BF.A.1A