How do you find x-intercepts?

Answer 1

When you're solving for the x intercept, y=0. For example, if you have a question like 3y-4x=12, and you want to find the x intercept, you substitute 0 for y.

Like this:

3y-4x=12

3(0)-4x=12

-4x=12

-4x/-4=12/-4

x=-3

The x intercept is -3