f(x)=12-4x+3

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Solution for f(x)=12-4x+3 equation: 


Simplifying
f(x) = 12 + -4x + 3

Multiply f * x
fx = 12 + -4x + 3

Reorder the terms:
fx = 12 + 3 + -4x

Combine like terms: 12 + 3 = 15
fx = 15 + -4x

Solving
fx = 15 + -4x

Solving for variable 'f'.

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

Divide each side by 'x'.
f = 15x-1 + -4

Simplifying
f = 15x-1 + -4

Reorder the terms:
f = -4 + 15x-1

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