f(9)=4x-2

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Solution for f(9)=4x-2 equation: 


Simplifying
f(9) = 4x + -2

Reorder the terms for easier multiplication:
9f = 4x + -2

Reorder the terms:
9f = -2 + 4x

Solving
9f = -2 + 4x

Solving for variable 'f'.

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

Divide each side by '9'.
f = -0.2222222222 + 0.4444444444x

Simplifying
f = -0.2222222222 + 0.4444444444x

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