Ff(3)=3x+k

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Solution for Ff(3)=3x+k equation: 


Simplifying
Ff(3) = 3x + k

Reorder the terms for easier multiplication:
3fF = 3x + k

Reorder the terms:
3fF = k + 3x

Solving
3fF = k + 3x

Solving for variable 'f'.

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

Divide each side by '3F'.
f = 0.3333333333kF-1 + xF-1

Simplifying
f = 0.3333333333kF-1 + xF-1

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