10n+12-9-11n=31

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Solution for 10n+12-9-11n=31 equation:



10n+12-9-11n=31
We move all terms to the left:
10n+12-9-11n-(31)=0
We add all the numbers together, and all the variables
-1n-28=0
We move all terms containing n to the left, all other terms to the right
-n=28
n=28/-1
n=-28

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