5.1 -5.3. 8th Grade Math

Write a linear equation in the form of y=mx+b

• y = 2x + 3

• y = -2x + 3

• y = 2x -3

• y = 3x - 4

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Write a linear equation in the form of y=mx+b

• y = x - 2

• y = 3x + 1

• y = 4x - 1

• y = 5x - 2

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Write a linear equation in the form of y=mx+b

• y = -2x - 3

• y = 2x - 3

• y = 3x -2

• y= -3x -2

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

A landscape supply company charges $30 to deliver mulch. The mulch costs $23 per cubic yard. Write an equation that gives the total cost (in dollars) of having much delivered to a site as a function of the number of cubic yards ordered.

• c + y = 53

• c = 23y + 30

• y = 30c + 23

• c = 30y + 23

Dev keeps a record in graph form of how far his car travels and the number of gallons
of gasoline it uses.
What is the slope of the graph?

• 64
• 128
• 32
• 16

Tags

CCSS.8.EE.B.5

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

• y = 30 + 12.5x 
• y = 12.5 + 30
• y = 12.5 + 30x

Tags

CCSS.6.EE.C.9

Bob has $150 in his savings account and saves $40 per month.  Which equation represents the amount Bob has in his account after x months?

• y = 150 + 40
• y = 40x + 150
• y = 150x + 40

Tags

CCSS.5.OA.B.3

A plumber charges $50 to make a house call plus $40 for each hour worked. What is the expression and what does he make if he worked 5 hours?

• 50x + 40; $290

• 50x + 40x; $450

• 50 + 40x; $250

• 90x; $450

Tags

CCSS.HSA-SSE.A.1A

Write a linear equation in the form of y=mx+b

• y = 2x + 2

• y = 2x - 2

• y = x + 2

• y = 3x - 2

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Write a linear equation in the form of y=mx+b

• y = 3x - 3

• y = -3x + 3

• y = -3x - 3

• y = 3x + 3

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2