3(x+7)=9x

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


3(x+7)=9x

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

Reorder the terms in parentheses
+(+3x+21)=9x

Remove unnecessary parentheses
+3x+21=+9x

We move all terms containing x to the left and all other terms to the right. 
+3x-9x=-21

We simplify left and right side of the equation. 
-6x=-21

We divide both sides of the equation by -6 to get x. 
x=3.5

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