Vivian L. answered • 11/13/13

Microsoft Word/Excel/Outlook, essay composition, math; I LOVE TO TEACH

Hi Ashley;

You probably already know that the y-intercept is the value of y when x=0. In this equation, is it -6.

The x-intercept is the value of x when y=0

y=3x-6

0=3x-6

Let's add six to both sides as we proceed to isolate x...

0+6=3x-6+6

6=3x

Let's divide both sides by 3...

6/3=3x

2=x