3(7+k)=12+3k

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Solution for 3(7+k)=12+3k equation: 



3(7+k)=12+3k

We move all terms to the left:

3(7+k)-(12+3k)=0

We add all the numbers together, and all the variables

3(k+7)-(3k+12)=0

We multiply parentheses

3k-(3k+12)+21=0

We get rid of parentheses

3k-3k-12+21=0

We add all the numbers together, and all the variables

9!=0

There is no solution for this equation

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