7n=10n+9

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Solution for 7n=10n+9 equation:



7n=10n+9
We move all terms to the left:
7n-(10n+9)=0
We get rid of parentheses
7n-10n-9=0
We add all the numbers together, and all the variables
-3n-9=0
We move all terms containing n to the left, all other terms to the right
-3n=9
n=9/-3
n=-3

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