f(x)=2x-3x-20

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Solution for f(x)=2x-3x-20 equation: 


Simplifying
f(x) = 2x + -3x + -20

Multiply f * x
fx = 2x + -3x + -20

Reorder the terms:
fx = -20 + 2x + -3x

Combine like terms: 2x + -3x = -1x
fx = -20 + -1x

Solving
fx = -20 + -1x

Solving for variable 'f'.

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

Divide each side by 'x'.
f = -20x-1 + -1

Simplifying
f = -20x-1 + -1

Reorder the terms:
f = -1 + -20x-1

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