Unit 4

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

Write the slope-intercept form of the line shown in the graph.

• y = x − 4/5

• y = −4/5 x − 1

• y = 4/5 x − 1

• y = −x − 4/5

Which is the equation of the line with slope 3 and y-intercept 5.

• y = 3x + 5
• y = 5x + 3
• y = 3/5x
• y = 5/3x

Which is the equation of the line with y-intercept −2 and slope 6.

• y = −2x + 6

• y = 3x

• y = −2x − 6

• y = 6x − 2

Write the equation of the line with slope -2 through the point (7, −1).

• y = −2x + 15

• y = −2x − 15

• y = −2x + 13

• y = −2x − 13

Write the equation of the line with slope 3/5 through the point (20, 6).

• y = 3/5x − 6

• y = 3/5x +18

• y = 3/5x − 18

• y = 3/5x + 6

Write the equation of the line through the points (−6, −19) and (2, 5).

• y = −7/2x + 12

• y = 3x + 11

• y = −7/2x − 40

• y = 3x − 1

Write the equation of the line through the points (7, 8) and (−12, −11).

• y = x + 1

• y = x + 15

• y = −x − 1

• y = −x − 23

Write the equation of the line through the points (8, −7) and (−2, 8).

• y = 3/2x + 11

• y = −3/2x + 11

• y = −3/2x + 5

• y = 3/2x − 19

Write the equation of the line through the points (4, 5) and (12, 9).

• y = 2x − 3

• y = 1/2x + 3

• y = 1/2x +7

• y = 2x − 15