xintercept is where the line crosses the x axis or where y=0
yintercept is where the line crosses the y axis or where x=0
2x-3y=6
xint
y=0
2x=6
x=3
xint is x=3 or (3,0)
yint
x=0
-3y=6
divide by -3
y=-2
yint is y=-2 or (0,-2)
xint is (3,0) or at x=3
yint is (0,-2) or at y=-2
