SOLUTION: Find the inverse function f raised to -1 when the function is f(x) = 3x-2/4x+5

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Question 1096852: Find the inverse function f raised to -1 when the function is f(x) = 3x-2/4x+5
Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
Inverse function of (3x-2)/(4x+5)=y
x=(3y-2)/(4y+5)
4xy+5x=3y-2
4xy+5x-3y=-2
4xy-3y=-2-5x
y(4x-3)=-2-5x
y, the inverse, is -(2+5x)/(4x-3)