Equations of Straight Lines

What is the y-intercept of the line
y = 4x - 6?

• 4
• 4x
• 6
• -6

Write the slope-intercept form of the equation that has a slope of 4 and a y-intercept of −3.

• y = 4x − 3

• y = −3x + 4

• y = −4x + 3

• y = 3x − 4

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

What line goes through (1,4) and has gradient 2

• y=2x+2

• y=x+1

• y=4x-1

• y=2x+4

Which line has gradient 2 and passes through the point (2,3)

• y=x

• y=2x-1

• y=x+1

• y=2x

Which two equations below are parallel?

• y = 2x + 1 and y = -1/2x + 1

• y = 2x + 3 and y = -2x + 3

• y = 2x - 1 and y = 1/2x - 1

• y = -x + 4 and y = -x + 2

Find the slope of the line.

• Undefined
• 0
• 1
• -1

Tags

CCSS.8.EE.B.5

Given the slopes of two lines, identify whether the lines are parallel, perpendicular or neither.

Slope of line #1 = 12

Slope of line #2 = -12

• Parallel

• Perpendicular

• Neither

Tags

CCSS.8.EE.B.6

Write the equation for the line in slope-intercept form.

• y=-1x+3
• y=4x+3
• y=¼x+3
• y=-4x+3