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5n+2(n+2)=0
We simplify the equation to the form, which is simple to understand
5n+2(n+2)=0
Reorder the terms in parentheses
5n+(+2n+4)=0
Remove unnecessary parentheses
+5n+2n+4=0
We move all terms containing n to the left and all other terms to the right.
+5n+2n=0-4
We simplify left and right side of the equation.
+7n=-4
We divide both sides of the equation by 7 to get n.
n=-0.571428571429
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