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

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


Simplifying
f(3) = -2x2 + x + -5

Reorder the terms for easier multiplication:
3f = -2x2 + x + -5

Reorder the terms:
3f = -5 + x + -2x2

Solving
3f = -5 + x + -2x2

Solving for variable 'f'.

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

Divide each side by '3'.
f = -1.666666667 + 0.3333333333x + -0.6666666667x2

Simplifying
f = -1.666666667 + 0.3333333333x + -0.6666666667x2

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