f(-2)=-12-2-3

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Solution for f(-2)=-12-2-3 equation:


f(-2)=-12-2-3

We simplify the equation to the form, which is simple to understand 
f(-2)=-12-2-3

Reorder the terms in parentheses
+(-2f)=-12-2-3

Remove unnecessary parentheses
-2f=-12-2-3

We move all terms containing f to the left and all other terms to the right. 
-2f=-12-2-3

We simplify left and right side of the equation. 
-2f=-17

We divide both sides of the equation by -2 to get f. 
f=8.5

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