# How do you write the equation of a line given the line has a slope of –1 and contains the point #(4/5,0)#?

##### 1 Answer

Dec 17, 2014

This is a good question!

You have 2 clues:

the first one is the slope!

The slope tells you how y changes when x changes or:

where

The second clue are the values of

You can choose:

So substituting in the expression. for the slope you get:

Rearranging, the equation of the line becomes: