Chapter 3 Review

1. What is the constant rate of change

between x and y in the table?

• 2

• -1/2

• -2

• 1/2

Tags

CCSS.HSF-LE.A.1B

What is the slope of the line that passes through the points (1,3) and (2,6)?

• 1/3

• -3

• 3

• -1/3

Tags

CCSS.8.EE.B.5

Write the equation in slope-intercept form for the graph of the line shown (Find m and b)

• y = -2x + 1

• y = -4x + 2

• y = 4x + 2

• y = 2x - 2

What are the slope and y-intercept for the graph of y=-4x+7

• m= 4 and b=7

• m=-4 and b=-7

• m=7 and b -4

• m=-4 and b=7

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

What are the slope and y-intercept for the graph of y+5x=-2

• m=-5 and b=-2

• m=-2 and b=5

• m=-1 and b=5

• m=-5 and b=1

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Shopping A supermarket sells 2 cans of ground coffee for $20. The cost of coffee varies directly with the number of cans. How much do 5 cans of coffee cost?

• $10

• $100

• $50

• $5

What is the slope of a ski run that rises 7 feet for every horizontal change of 35 feet?

• 1/5

• 5

• -5

• -1/5

Tags

CCSS.8.EE.B.5

Which of the following are written in standard form?

• y=3x-5

• 3x+16=5y

• 5x+7y=-12

What is the x- intercept of the graph of 3x+4y=24

• 12
• 8
• -12
• -8

Tags

CCSS.HSF-IF.C.7A

What is the y-intercept of the graph of 3x+4y=24

• -6
• 6
• 15
• -15

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3