f-1(x)=5x

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Solution for f-1(x)=5x equation: 


Simplifying
f + -1(x) = 5x

Solving
f + -1x = 5x

Solving for variable 'f'.

Move all terms containing f to the left, all other terms to the right.

Add 'x' to each side of the equation.
f + -1x + x = 5x + x

Combine like terms: -1x + x = 0
f + 0 = 5x + x
f = 5x + x

Combine like terms: 5x + x = 6x
f = 6x

Simplifying
f = 6x

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