Question

A line a slope of 4 and

includes the points (-5,7) and
(w-9). What is the value of
w?

Answer 1

The value of w is -9.

Explanation:

m=(y2-y1)/(x2-x1)

m=(-9-7)/(w-(-5))

m=-16/(w+5)

-16/(w+5)=4

w+5=-16/4

w+5=-4

w=-4-5

w=-9