f(-5)=2-4(-5)

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Solution for f(-5)=2-4(-5) equation:


f(-5)=2-4(-5)

We simplify the equation to the form, which is simple to understand 
f(-5)=2-4(-5)

Reorder the terms in parentheses
+(-5f)=2-4*(-5)

Remove unnecessary parentheses
-5f=+2-4+*(-5+)

Reorder the terms in parentheses
-5f=2+(+20)

Remove unnecessary parentheses
-5f=+2+20

We move all terms containing f to the left and all other terms to the right. 
-5f=+2+20

We simplify left and right side of the equation. 
-5f=+22

We divide both sides of the equation by -5 to get f. 
f=-4.4

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