Wrapping up UNIT 3

Given that the slope is  2/3 and the y intercept is -3 what is the equation of the line?

• y = 2/3x - 3
• y = 2/3x + 3
• y = -2/3x - 3
• y = -2/3x + 3

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

 Identify the slope-intercept equation:

• y = 2x - 2
• y = -2x + 2
• y = -2x + 4
• y = 2x + 4

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

• y-intercept
• macaroni
• nothing
• slope

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

In the equation y=mx+b, what does the m represent?

• slope
• y-intercept
• linear
• point-slope

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Tags

CCSS.8.EE.B.5

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Speedy Boat Rental charges a $15 deposit fee plus $2 for each hour of use to rent a paddle boat. Write an equation to represent this situation.

• y = 2x + 15

• x = 15y + 2

• y = 15x+ 2

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Bob's Plumbing charges $25 per hour plus a service fee of $40 for coming out to your house. Which equation models this situation?

• y = 25x + 40

• y = 40x + 25

• y = 25x

• y = 25x - 40

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

A holiday meal cost $12.50 a person plus a delivery fee of $30. Which equation represents the amount a holiday meal costs(y), including delivery, for x people?

• y = 12.50 + 30x

• y = 30 + 12.50x

• y = 12.50 + 30

• 12.50x = 30

Tags

CCSS.6.EE.C.9

Amelia has $100 in her savings account and plans on solving $20 per week. Write an equation to represent this situation.

• y = 100x

• y = 20x

• y = 20x + 100

• y = 100x + 20

Tags

CCSS.HSF-BF.A.1A