3n+9=(n+3)

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Solution for 3n+9=(n+3) equation:


3n+9=(n+3)

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

Remove unnecessary parentheses
3n+9=n+3

We move all terms containing n to the left and all other terms to the right. 
+3n-1n=+3-9

We simplify left and right side of the equation. 
+2n=-6

We divide both sides of the equation by 2 to get n. 
n=-3

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