f(-6)=-x^2-6x-8

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Solution for f(-6)=-x^2-6x-8 equation: 


Simplifying
f(-6) = -1x2 + -6x + -8

Reorder the terms for easier multiplication:
-6f = -1x2 + -6x + -8

Reorder the terms:
-6f = -8 + -6x + -1x2

Solving
-6f = -8 + -6x + -1x2

Solving for variable 'f'.

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

Divide each side by '-6'.
f = 1.333333333 + x + 0.1666666667x2

Simplifying
f = 1.333333333 + x + 0.1666666667x2

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