3(x+6)=21

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Solution for 3(x+6)=21 equation:


3(x+6)=21

We simplify the equation to the form, which is simple to understand 
3(x+6)=21

Reorder the terms in parentheses
+(+3x+18)=21

Remove unnecessary parentheses
+3x+18=+21

We move all terms containing x to the left and all other terms to the right. 
+3x=+21-18

We simplify left and right side of the equation. 
+3x=+3

We divide both sides of the equation by 3 to get x. 
x=1

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