(5(5+2n))-6=-81

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Solution for (5(5+2n))-6=-81 equation:



(5(5+2n))-6=-81
We move all terms to the left:
(5(5+2n))-6-(-81)=0
We add all the numbers together, and all the variables
(5(2n+5))-6-(-81)=0
We add all the numbers together, and all the variables
(5(2n+5))+75=0
We calculate terms in parentheses: +(5(2n+5)), so:
5(2n+5)
We multiply parentheses
10n+25
Back to the equation:
+(10n+25)
We get rid of parentheses
10n+25+75=0
We add all the numbers together, and all the variables
10n+100=0
We move all terms containing n to the left, all other terms to the right
10n=-100
n=-100/10
n=-10

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