3=-7n+12+3n

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Solution for 3=-7n+12+3n equation:


3=-7n+12+3n

We simplify the equation to the form, which is simple to understand 
3=-7n+12+3n

We move all terms containing n to the left and all other terms to the right. 
+7n-3n=+12-3

We simplify left and right side of the equation. 
+4n=+9

We divide both sides of the equation by 4 to get n. 
n=2.25

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