Find the equation of the line that passes through the pair of points. Write your answer in slope-intercept form. ( 2 , − 7 ) , ( − 1 , 2 )

Answer 1

y = mx + b

m = [2 - (-7)] / (-1 - 2) = -3

y = -3x + b

Use either point to find b.

-7 = -3(2) + b

b = -1

y = -3x - 1