f(-1)=x^2-8x+5

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Solution for f(-1)=x^2-8x+5 equation: 


Simplifying
f(-1) = x2 + -8x + 5

Reorder the terms for easier multiplication:
-1f = x2 + -8x + 5

Reorder the terms:
-1f = 5 + -8x + x2

Solving
-1f = 5 + -8x + x2

Solving for variable 'f'.

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

Divide each side by '-1'.
f = -5 + 8x + -1x2

Simplifying
f = -5 + 8x + -1x2

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