f(2x)=9x-3

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Solution for f(2x)=9x-3 equation: 


Simplifying
f(2x) = 9x + -3

Remove parenthesis around (2x)
f * 2x = 9x + -3

Reorder the terms for easier multiplication:
2f * x = 9x + -3

Multiply f * x
2fx = 9x + -3

Reorder the terms:
2fx = -3 + 9x

Solving
2fx = -3 + 9x

Solving for variable 'f'.

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

Divide each side by '2x'.
f = -1.5x-1 + 4.5

Simplifying
f = -1.5x-1 + 4.5

Reorder the terms:
f = 4.5 + -1.5x-1

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