n+3+2n=-9-n

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Solution for n+3+2n=-9-n equation:


n+3+2n=-9-n

We simplify the equation to the form, which is simple to understand 
n+3+2n=-9-n

We move all terms containing n to the left and all other terms to the right. 
+1n+2n+1n=-9-3

We simplify left and right side of the equation. 
+4n=-12

We divide both sides of the equation by 4 to get n. 
n=-3

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