f(2)=3x^2-x

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


Simplifying
f(2) = 3x2 + -1x

Reorder the terms for easier multiplication:
2f = 3x2 + -1x

Reorder the terms:
2f = -1x + 3x2

Solving
2f = -1x + 3x2

Solving for variable 'f'.

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

Divide each side by '2'.
f = -0.5x + 1.5x2

Simplifying
f = -0.5x + 1.5x2

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