Ch 6 Quiz

What does the "b" stand for in y=mx+b?

• slope
• x-intercept
• y-intercept

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

What is the y-intercept in the following equation:  y=-4x-5

• -4
• -4x
• 5
• -5

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Write the equation with a slope of -3 and a y-intercept of (0, 4). 

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

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Identify the y-intercept: 
y=-3x-7

• -7
• -3
• -10
• 12

Tags

CCSS.HSF.IF.B.4

CCSS.HSS.ID.C.7

Write the equation of a line with a slope of 1/4 and a y-intercept of (0, -5). 

• y = 1/4 x + 5
• y = 1/4(5) + x
• y = 5x + 1/4
• y = 1/4 x - 5

What letter represents the slope of a line in the equation y = mx + b?

• y
• m
• x
• b

What is the equation for the line with a slope of 7 and passes through (0,1)?

• y = -7x + 1
• y = 7x + 1
• y = -1/7x - 1
• y = -1/7x + 1

If m = 1/2 and b = -4, what is the correct equation in slope-intercept form?

• y=1/2x+4
• y=1/2x-4
• y=1/2-4
• y=4x+1/2

Write the equation of a line with a slope of 1/4 and a y-intercept of (0, -5). 

• y = 1/4 x + 5
• y = 1/4(5) + x
• y = 5x + 1/4
• y = 1/4 x - 5

Write the equation of a line to match the graph shown. 

• y = 2x + 5
• y = -2x + 5
• y = -2x - 5
• y = 2x - 5