7(-x-3)-(x-5)=31

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Solution for 7(-x-3)-(x-5)=31 equation:


7(-x-3)-(x-5)=31

We simplify the equation to the form, which is simple to understand 
7(-x-3)-(x-5)=31

Reorder the terms in parentheses
+(-7x-21)-(x-5)=31

Remove unnecessary parentheses
-7x-21-(+x-5+)=+31

Remove unnecessary parentheses
-7x-21-1x+5=31

We move all terms containing x to the left and all other terms to the right. 
-7x-1x=+31+21-5

We simplify left and right side of the equation. 
-8x=+47

We divide both sides of the equation by -8 to get x. 
x=-5.875

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