7(3n-4)=7

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Solution for 7(3n-4)=7 equation: 



7(3n-4)=7

We move all terms to the left:

7(3n-4)-(7)=0

We multiply parentheses

21n-28-7=0

We add all the numbers together, and all the variables

21n-35=0

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

21n=35

n=35/21

n=1+2/3

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