Linear Equations Diagnostic

Which best describes the shape of an equation of the form y = mx + b?

• U shape

• V shape

• straight line

• random scattered points

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

• x
• y
• m
• b

Tags

CCSS.8.EE.B.5

In the following equation, what is the y-intercept?  
y = -3x + 7

• -3
• 7
• -3/7
• 3

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

What is the slope in the equation:  y=4x+3

• 3
• 4x
• 4
• x

Tags

CCSS.8.EE.B.5

If m=3 and b=6, what is the correct slope intercept equation?

• y=3-6
• y=3x-6
• y=3x+6
• y=6x+3

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Which is the graph of y= -x + 2?

• A
• B
• C
• D

Which equation represents the following graph?

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

The point where the line crosses the y-axis is called the:

• origin
• x-intercept
• y-intercept
• slope

What is the y-intercept of this graph?

• (0,1)
• (0,-2)
• (0,0)
• (0,3)

Write the equation for the line.

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