SOLUTION: find the inverse of y = (2x)/(y-3)

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Question 934921: find the inverse of y = (2x)/(y-3)


Answer by MathLover1(20850) About Me  (Show Source):
You can put this solution on YOUR website!

y+=+%282x%29%2F%28y-3%29
y%28y-3%29+=+2x
y%5E2-3y+=+2x swap x and y
x%5E2-3x+=+2y
%281%2F2%29%28x%5E2-3x%29+=+y...substitute y with f%5E-1%28x%29
f%5E-1%28x%29=%281%2F2%29%28x%5E2-3x%29-inverse