SOLUTION: perpendicular to 3x+4y=12 passes through (3,2)

Algebra ->  Linear-equations -> SOLUTION: perpendicular to 3x+4y=12 passes through (3,2)      Log On


   

Question 745858: perpendicular to 3x+4y=12 passes through (3,2)
Answer by tommyt3rd(5050) About Me  (Show Source):
You can put this solution on YOUR website!
3x%2B4y=12
Ax%2BBy=C
has the slope
m=-B%2FA=-4%2F3
which is perpendicular to

-1%2Fm=3%2F4


our given point is (3,2), so using the point-slope form of the equation of a line we get:


y-2=%283%2F4%29%2A%28x-3%29


:)