3(2n-7)=3n-12

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Solution for 3(2n-7)=3n-12 equation: 



3(2n-7)=3n-12

We move all terms to the left:

3(2n-7)-(3n-12)=0

We multiply parentheses

6n-(3n-12)-21=0

We get rid of parentheses

6n-3n+12-21=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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