-3(7+2x)=-9

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Solution for -3(7+2x)=-9 equation:


-3(7+2x)=-9

We simplify the equation to the form, which is simple to understand 
-3(7+2x)=-9

Reorder the terms in parentheses
+(-21-6x)=-9

Remove unnecessary parentheses
-21-6x=-9

We move all terms containing x to the left and all other terms to the right. 
-6x=-9+21

We simplify left and right side of the equation. 
-6x=+12

We divide both sides of the equation by -6 to get x. 
x=-2

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