f(x)=15x^2+5x-20

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Solution for f(x)=15x^2+5x-20 equation: 


Simplifying
f(x) = 15x2 + 5x + -20

Multiply f * x
fx = 15x2 + 5x + -20

Reorder the terms:
fx = -20 + 5x + 15x2

Solving
fx = -20 + 5x + 15x2

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 + 5 + 15x

Simplifying
f = -20x-1 + 5 + 15x

Reorder the terms:
f = 5 + -20x-1 + 15x

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