407=35+x+(40-x)2

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Solution for 407=35+x+(40-x)2 equation:


407=35+x+(40-x)2

We simplify the equation to the form, which is simple to understand 
407=35+x+(40-x)2

Reorder the terms in parentheses
407=35+x+(+80-2x)

Remove unnecessary parentheses
+407=+35+x+80-2x

We move all terms containing x to the left and all other terms to the right. 
-1x+2x=+35+80-407

We simplify left and right side of the equation. 
+1x=-292

We divide both sides of the equation by 1 to get x. 
x=-292

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