3(k-7)=39

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Solution for 3(k-7)=39 equation: 



3(k-7)=39

We move all terms to the left:

3(k-7)-(39)=0

We multiply parentheses

3k-21-39=0

We add all the numbers together, and all the variables

3k-60=0

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

3k=60

k=60/3

k=20

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