f(-1)=2x^2-20x+7

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Solution for f(-1)=2x^2-20x+7 equation: 


Simplifying
f(-1) = 2x2 + -20x + 7

Reorder the terms for easier multiplication:
-1f = 2x2 + -20x + 7

Reorder the terms:
-1f = 7 + -20x + 2x2

Solving
-1f = 7 + -20x + 2x2

Solving for variable 'f'.

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

Divide each side by '-1'.
f = -7 + 20x + -2x2

Simplifying
f = -7 + 20x + -2x2

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