F(-2)=(-2-1)-2

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Solution for F(-2)=(-2-1)-2 equation:


f(-2)=(-2-1)-2

We simplify the equation to the form, which is simple to understand 
f(-2)=(-2-1)-2

Simplifying terms in parentheses
f*(-2)=(-3)-2

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

Remove unnecessary parentheses
-2f=+(-3+)-2

Remove unnecessary parentheses
-2f=-3-2

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

We simplify left and right side of the equation. 
-2f=-5

We divide both sides of the equation by -2 to get f. 
f=2.5

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