Writing Linear Functions Skill Check Review (Study Guide)

Write the slope-intercept form of the equation that has a slope of 4 and a y-intercept of −3.

• 
  y = −3x + 4

• y = −4x + 3

• y = 4x − 3

• y = 3x − 4

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Write the slope-intercept form of the line shown in the graph.

• y = x − 4/5

• y = −4/5 x − 1

• y = 4/5 x − 1

• y = −x − 4/5

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.10

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

Which is the equation of the line with slope 3 and y-intercept 5.

• y = 3x + 5

• y = 5x + 3

• y = 3/5x

• y = 5/3x

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Write the slope-intercept form of the equation shown in the graph.

• y = -1/3x - 2

• y = 1/3x - 2

• 
  y = 3x - 2

• y = -3x - 2

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.10

CCSS.HSF.IF.B.4

CCSS.HSS.ID.C.7

Bob's Plumbing charges $15 per hour plus a service fee of $40 for coming out to your house. Which equation models this situation?

• y = 15x + 40

• y = 40x + 15

• y = 15x

• y = 15x - 40

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Find the equation of the line that passes through the points:

(-2, 4) and (1, 10)

• y = 2x - 1
• y = -2x + 1
• y = 2x
• y = -2x

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.10

CCSS.HSG.GPE.B.5

What is the formula for slope-intercept form?

• ax + by = c
• y = mx
• ax = by
• y = mx + b

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Write equation of the line containing (0,-3) and (4,1)

• y = 1x + 1
• y = 1x - 3
• y = -1x + 1
• y = -1x - 3

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.10

Slopes of perpendicular lines are...

• negative reciprocals
• opposites
• identical
• flipped

Tags

CCSS.8.EE.B.5

A line is perpendicular to    y = 2x - 7.
What is the slope of this line? 

• -2
• 1/2
• -1/2
• 2

Tags

CCSS.8.EE.B.6