the form y=mx+b that is perpendicular to the lin deined by y=- 2/3x + 6 passes through the point (4,-3)
If its perpendicular, then the slopes of the two lines multiply to negative 1.
y = 3x/2 + b is what we know so far.
Plug in 4, -3
-3 = 6 + b
b = -9
So the equation is y = 3x/2 - 9
