15=3n+6n

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Solution for 15=3n+6n equation:


15=3n+6n

We simplify the equation to the form, which is simple to understand 
15=3n+6n

We move all terms containing n to the left and all other terms to the right. 
-3n-6n=-15

We simplify left and right side of the equation. 
-9n=-15

We divide both sides of the equation by -9 to get n. 
n=1.66666666667

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