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5n+3n+12=15+2n
We simplify the equation to the form, which is simple to understand
5n+3n+12=15+2n
We move all terms containing n to the left and all other terms to the right.
+5n+3n-2n=+15-12
We simplify left and right side of the equation.
+6n=+3
We divide both sides of the equation by 6 to get n.
n=0.5
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