3(1+6k)=6k+21

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Solution for 3(1+6k)=6k+21 equation: 



3(1+6k)=6k+21

We move all terms to the left:

3(1+6k)-(6k+21)=0

We add all the numbers together, and all the variables

3(6k+1)-(6k+21)=0

We multiply parentheses

18k-(6k+21)+3=0

We get rid of parentheses

18k-6k-21+3=0

We add all the numbers together, and all the variables

12k-18=0

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

12k=18

k=18/12

k=1+1/2

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