f(-4)whenf(x)=-x^2-2x

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Solution for f(-4)whenf(x)=-x^2-2x equation: 


Simplifying
f(-4) * whenf(x) = -1x2 + -2x

Reorder the terms for easier multiplication:
-4f * efhnw * x = -1x2 + -2x

Multiply f * efhnw
-4ef2hnw * x = -1x2 + -2x

Multiply ef2hnw * x
-4ef2hnwx = -1x2 + -2x

Reorder the terms:
-4ef2hnwx = -2x + -1x2

Solving
-4ef2hnwx = -2x + -1x2

Solving for variable 'e'.

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

Divide each side by '-4f2hnwx'.
e = 0.5f-2h-1n-1w-1 + 0.25f-2h-1n-1w-1x

Simplifying
e = 0.5f-2h-1n-1w-1 + 0.25f-2h-1n-1w-1x

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