40=2x+2(x-4)

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Solution for 40=2x+2(x-4) equation:


40=2x+2(x-4)

We simplify the equation to the form, which is simple to understand 
40=2x+2(x-4)

Reorder the terms in parentheses
40=2x+(+2x-8)

Remove unnecessary parentheses
+40=+2x+2x-8

We move all terms containing x to the left and all other terms to the right. 
-2x-2x=-8-40

We simplify left and right side of the equation. 
-4x=-48

We divide both sides of the equation by -4 to get x. 
x=12

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