Unit 4 Review (AlgReasA)

What type of slope?

• undefined
• positive slope
• negative slope
• zero slope

Tags

CCSS.8.EE.B.5

Which statement below accurately represents the graph?

• $100 is earned for each hour worked

• $100 is earned for every 2 hours worked

• $500 is earned for every 8 hours worked

• $200 is earned for every 3 hours worked

Which equation represents the following graph?

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

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Find the slope of the line.

• 1/2
• -1/2
• 2
• -2

Tags

CCSS.8.EE.B.5

Write the equation in slope-intercept form of the line that passes through the given point and has the given slope.
(4, -7); m = -1/4

• y = -1/4x + 6
• y = -1/4x - 6
• y = -1/4x - 8
• y = -1/4x + 8

Write the equation in point-slope form of the line that passes through the given point and has the given slope.
(4, -7); m = -1/4

• y + 7 = -1/4(x - 4)
• y - 4 = -1/4(x + 7)
• y + 7 = 4(x - 4)
• y - 7 = -1/4(x - 4)

For the equation y - 3 = 2(x + 4),

the line has a slope of 2 and contains what point?

• (-4, 3)

• (3, -4)

• (-3, -4)

• (-4, -3)

Find the equation of the line that goes through the points (3,8) and (9,16).

• y = 4/3x - 12
• y = 4/3
• y = 4/3x + 4
• 4/3

At what rate did the rain fall?

• 2 cm per hour
• ¹/₄ cm per hour
• ¹/₂ cm per hour
• 4 cm per hour

Tags

CCSS.8.EE.B.5

What is the correct equation in 
Slope-Intercept Form?
(y = mx +b)

• y = 1/3x - 1
• y = 1/4x -1
• y = -1/3x +1
• y = -1/4x + 1