7(x+3)-9=12

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Solution for 7(x+3)-9=12 equation:


7(x+3)-9=12

We simplify the equation to the form, which is simple to understand 
7(x+3)-9=12

Reorder the terms in parentheses
+(+7x+21)-9=12

Remove unnecessary parentheses
+7x+21-9=+12

We move all terms containing x to the left and all other terms to the right. 
+7x=+12-21+9

We simplify left and right side of the equation. 
+7x=0

We divide both sides of the equation by 7 to get x. 
x=0

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