Unit 6 Test

What is the equation of a line in standard form?

• Ax + By = C

• y = mx + b

What is the equation of a line in slope intercept form?

• Ax + By = C

• y = mx + b

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

What is the formula for slope?

• y = mx + b

Tags

CCSS.8.EE.B.5

Find the equation of a line with a y-intercept of 2 and a slope of -3.

• y = -3x + 2

• y = 2x - 3

• y = x - 6

• y = x - 1

Find the equation of a line with a slope of -1 and a y-intercept of 5.

• y = -x + 5

• y = 5x - 1

• y = x - 5

• y = x + 4

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Find the equation of a line that goes through (0, -7) with a slope of 1/2.

• y = 1/2 x - 7

• y = x - 3.5

• y = -7x + 1/2

• y = x - 6.5

Find the equation of a line that goes through (0, 6) and (4, -2). SHOW YOUR WORK!

• y = -2x + 6

• y = -1/2 x + 6

• y = 2x - 6

• y = -1/2 x - 4

Find the equation of a line that goes through (2, -5) and has a slope of -3. SHOW YOUR WORK.

• y = -3x + 1

• y = -3x -11

• y = -3x

• y = -3x +13

Find the equation of a line that goes through (2, -1) and (4, -6). SHOW YOUR WORK.

• y = -2.5x + 4

• y = -2.5x - 6

• y = -.4x -7

• y = -.4x - 0.8

Describe the slope of parallel lines. Choose the best answer.

• The are the same.

• They are inversely proportional.

• The are opposite reciprocals of each other.

• If one is positive, then the other will be negative.

Tags

CCSS.8.EE.B.5