f(x)=-3x^2+5x^2

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Solution for f(x)=-3x^2+5x^2 equation: 


Simplifying
f(x) = -3x2 + 5x2

Multiply f * x
fx = -3x2 + 5x2

Combine like terms: -3x2 + 5x2 = 2x2
fx = 2x2

Solving
fx = 2x2

Solving for variable 'f'.

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

Divide each side by 'x'.
f = 2x

Simplifying
f = 2x

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