f(-1)=ax^3-bx^2+3x-12

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Solution for f(-1)=ax^3-bx^2+3x-12 equation: 


Simplifying
f(-1) = ax3 + -1bx2 + 3x + -12

Reorder the terms for easier multiplication:
-1f = ax3 + -1bx2 + 3x + -12

Reorder the terms:
-1f = -12 + ax3 + -1bx2 + 3x

Solving
-1f = -12 + ax3 + -1bx2 + 3x

Solving for variable 'f'.

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

Divide each side by '-1'.
f = 12 + -1ax3 + bx2 + -3x

Simplifying
f = 12 + -1ax3 + bx2 + -3x

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