11x-3(3+x)=12+x

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Solution for 11x-3(3+x)=12+x equation:


11x-3(3+x)=12+x

We simplify the equation to the form, which is simple to understand 
11x-3(3+x)=12+x

Reorder the terms in parentheses
11x+(-9-3x)=12+x

Remove unnecessary parentheses
+11x-9-3x=+12+x

We move all terms containing x to the left and all other terms to the right. 
+11x-3x-1x=+12+9

We simplify left and right side of the equation. 
+7x=+21

We divide both sides of the equation by 7 to get x. 
x=3

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