4/17 y=mx+b

What is the slope of this equation? 
y = 3x - 4 

• 3
• -4
• 3x
• 4

Tags

CCSS.8.EE.B.5

Which equation shows the number of bottles left, y, after x days? A family buys a case of water with 48 bottles and drinks 5 bottles per day.

• y = 48x + 5
• y = -5 + 48x
• y = -5x - 48
• y = 48 - 5x

Tags

CCSS.6.EE.C.9

Paul the plumber charges $25 for a service call. He then charges $100 an hour.  Write a linear equation to model this situation if x represents the number of hours Paul works.

• y = 100x
• y = 25x
• y = 25x + 100
• y = 100x + 25

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

A plumber charges $50 to make a house call. He also charges $25 per hour for labor. How much would it cost for 2.5 hours of labor?

• $100

• 4.50

• $112.50

• $65.00

• $123.45

Tags

CCSS.8.EE.C.7B

Jacob is looking for a job delivering pizzas. Tino’s Pizza is offering Jacob $25 base pay and then $3 per pizza that he delivers. What would x and y represent in this situation?

• X: Total Money Made

  Y: Number of Pizzas

• X: Number of Pizzas

  Y: Total Money Made

• Variables should be numbers and not words.

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Suppose that a bike rents for $4 plus $1.50 per hour. Write an equation in slope-intercept form that models this situation.

• y = 4x + 1.50

• y = 1.50x + 4

• y = -4x +1.50

• y = 4x - 1.50

Write the equation that represents this word problem:

Olivia runs every day after school. She has already run 4 miles, and she can run one mile per hour.

• y= x + 4

• y= -x + 4

• y= 4x + 1

• y= 4x - 1

Tags

CCSS.6.EE.C.9

Which runner was faster?

• Runner A
• Runner B

Tags

CCSS.8.EE.B.5

A climber is on a hike. After 2 hours he is at an altitude of 400 feet. After 6 hours, he is at an altitude of 700 feet. What is the average rate of change? 

• 200
• 150
• 300
• 75

Tags

CCSS.8.F.B.4

CCSS.HSF.IF.B.6

Which company shows a greater rate of change?

• Water's Edge Rafts
• Ryan's Rafts
• They are equal

Tags

CCSS.8.F.A.2

CCSS.HSF.IF.C.9