SOLUTION: Given the function f(x) = 4x – 7, find a formula for the inverse function

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Question 476487: Given the function f(x) = 4x – 7, find a formula for the inverse function
Answer by stanbon(75887)   (Show Source): You can put this solution on YOUR website!
Given the function f(x) = 4x – 7, find a formula for the inverse function.
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1st: Interchange x and y to get:
x = 4y-7
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2nd: Solve for "y":
4y = x+7
y = (x+7)/4
That is the inverse function.
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Cheers,
Stan H.
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