fx=3x+7

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Solution for fx=3x+7 equation: 


Simplifying
fx = 3x + 7

Reorder the terms:
fx = 7 + 3x

Solving
fx = 7 + 3x

Solving for variable 'f'.

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

Divide each side by 'x'.
f = 7x-1 + 3

Simplifying
f = 7x-1 + 3

Reorder the terms:
f = 3 + 7x-1

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