What is the equation of the line that goes through (2, -5) and (-1,-1)?

Write your answer in standard form.

1 Answer
Mar 4, 2018

4x+3y=-7

Explanation:

Standard form: Ax+By=C

First, find the slope of the equation:
m=[(-5)-(-1)]/[2-(-1)]

=-4/3

Now suppose there is a point (x,y) on the line.

m=(-1-y)/(-1-x)

4/-3=(1+y)/(1+x)

4+4x=-3-3y

4x+3y=-7