7(10n+6)-7n=168

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Solution for 7(10n+6)-7n=168 equation: 



7(10n+6)-7n=168

We move all terms to the left:

7(10n+6)-7n-(168)=0

We add all the numbers together, and all the variables

-7n+7(10n+6)-168=0

We multiply parentheses

-7n+70n+42-168=0

We add all the numbers together, and all the variables

63n-126=0

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

63n=126

n=126/63

n=2

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