Unit 2 Review

What does "m" represent in y=mx+b?

• y-intercept
• slope
• macaroni
• nothing

What does 'b" represent in y=mx=b

• y-intercept
• macaroni
• nothing
• slope

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

• 3
• 4x
• 4
• x

How would you write the equation with a slope of 2/3 and a y-intercept of -3

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

Which of these represents slope-intercept form?

• y - y₁ = m(x-x₁)
• Ax + By = C
• y = mx + b

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

What is the slope in the picture?

• Positive

• Negative

• Zero

• Undefined

Graph y = -3

• A

• B

• C

• D

Slopes of perpendicular lines are...

• opposite reciprocals.
• opposites.
• identical.
• always 7.

Tags

CCSS.8.EE.B.6

Slopes of parallel lines are...

• opposite reciprocals.
• opposites.
• identical.
• always 7.

Tags

CCSS.8.EE.B.5

y = 3x +2
y = 3x - 3
These lines are...

• Parallel
• Perpendicular
• Neither
• The same line

Tags

CCSS.8.EE.C.8B