f(-9)=3-4x

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Solution for f(-9)=3-4x equation: 


Simplifying
f(-9) = 3 + -4x

Reorder the terms for easier multiplication:
-9f = 3 + -4x

Solving
-9f = 3 + -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 = -0.3333333333 + 0.4444444444x

Simplifying
f = -0.3333333333 + 0.4444444444x

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