3(n-7)-(8n-7)=10n

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Solution for 3(n-7)-(8n-7)=10n equation: 



3(n-7)-(8n-7)=10n

We move all terms to the left:

3(n-7)-(8n-7)-(10n)=0

We add all the numbers together, and all the variables

-10n+3(n-7)-(8n-7)=0

We multiply parentheses

-10n+3n-(8n-7)-21=0

We get rid of parentheses

-10n+3n-8n+7-21=0

We add all the numbers together, and all the variables

-15n-14=0

We move all terms containing n to the left, all other terms to the right

-15n=14

n=14/-15

n=-14/15

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