Question

A line passes through the points (-1, -6) and (-4, 3). What is the equation of this line in slope-intercept form?

A line passes through the points (-1, -6) and (-4, 3). What is the equation of this line in slope-intercept form?

A. y = –3x – 9
B. y = x + 19
C. y = 9x + 7
D. y = x – 7

Answer 1

A

Explanation:

Slope = (3+6)/(-4+1)

= 9/-3

= -3

Y=mx+b

-6= -3×-1 +b

-6 = 3 +b

b = -9