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2n+13+n=93
We simplify the equation to the form, which is simple to understand
2n+13+n=93
We move all terms containing n to the left and all other terms to the right.
+2n+1n=+93-13
We simplify left and right side of the equation.
+3n=+80
We divide both sides of the equation by 3 to get n.
n=26.6666666667
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