f(-4)=x^2-x^3-20x^2+40x-35

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Solution for f(-4)=x^2-x^3-20x^2+40x-35 equation: 


Simplifying
f(-4) = x2 + -1x3 + -20x2 + 40x + -35

Reorder the terms for easier multiplication:
-4f = x2 + -1x3 + -20x2 + 40x + -35

Reorder the terms:
-4f = -35 + 40x + x2 + -20x2 + -1x3

Combine like terms: x2 + -20x2 = -19x2
-4f = -35 + 40x + -19x2 + -1x3

Solving
-4f = -35 + 40x + -19x2 + -1x3

Solving for variable 'f'.

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

Divide each side by '-4'.
f = 8.75 + -10x + 4.75x2 + 0.25x3

Simplifying
f = 8.75 + -10x + 4.75x2 + 0.25x3

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