-n+3n+9=-9

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


-n+3n+9=-9

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

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

We simplify left and right side of the equation. 
+2n=-18

We divide both sides of the equation by 2 to get n. 
n=-9

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