Finding Equations of Lines

Write the equation of a line with a slope of -3 and y intercept of 8

• x = 8
• y = -3
• y = 8x -3
• y = -3x + 8

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Write an equation of the line w slope of (1/3) and y-int of -4

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

Write an equation in slope int. form of the line through (4,-1) with slope of -3

• y = 3x - 6
• y = -3x +11
• y = -3x - 11
• y = -3x -6

Write an equation of the line thru (5,-1) with a slope of 1

• y = x -1
• y = x - 5
• y = x + 6
• y = x - 6

Write an equation of the line containing (-1,1) and (4,-9)

• y = -2x
• y = -2x - 1
• y = 1/2 x
• y = (-1/2)x -1

In the equation y=mx+b, what does the m represent?

• slope
• y-intercept
• linear
• point-slope

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

What is the slope in the equation y=2x + 3?

• 2
• 3
• 5
• Cannot be Determined 

Tags

CCSS.8.EE.B.5

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

• y-intercept
• macaroni
• nothing
• slope

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Write the following equation in slope-intercept form:
4x - 3y = 12

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

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Find the equation of the line that is parallel to the line y = 2x - 1 and passes through the points (4, 6)

• y = 2x - 2
• y = -1/2x + 8
• y = 2x + 8
• y = -2x + 2