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2n=-9(n-9)
We simplify the equation to the form, which is simple to understand
2n=-9(n-9)
Reorder the terms in parentheses
2n=+(-9n+81)
Remove unnecessary parentheses
+2n=-9n+81
We move all terms containing n to the left and all other terms to the right.
+2n+9n=+81
We simplify left and right side of the equation.
+11n=+81
We divide both sides of the equation by 11 to get n.
n=7.36363636364
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