f(-4)=4(-4)-12

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Solution for f(-4)=4(-4)-12 equation:


f(-4)=4(-4)-12

We simplify the equation to the form, which is simple to understand 
f(-4)=4(-4)-12

Reorder the terms in parentheses
+(-4f)=4*(-4)-12

Remove unnecessary parentheses
-4f=+4+*(-4+)-12

Reorder the terms in parentheses
-4f=+(-16)-12

Remove unnecessary parentheses
-4f=-16-12

We move all terms containing f to the left and all other terms to the right. 
-4f=-16-12

We simplify left and right side of the equation. 
-4f=-28

We divide both sides of the equation by -4 to get f. 
f=7

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