# How do you find the slope & y-intercept of the equation #y = -3x + 9#?

##### 1 Answer

Dec 7, 2015

The slope is -3

The y-intercept is 9

#### Explanation:

The slope is the rate at which y changes with x.

In this equation the rate is -3x.

So for every 1 unit of x, y decreases by 3.

The y intercept is the point where x=0.

In this case, the y intercept is 9