3x-9=2(6)

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Solution for 3x-9=2(6) equation:


3x-9=2(6)

We simplify the equation to the form, which is simple to understand 
3x-9=2(6)

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

Remove unnecessary parentheses
+3x-9=+12

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

We simplify left and right side of the equation. 
+3x=+21

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

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