6(2k+1)=42

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Solution for 6(2k+1)=42 equation: 



6(2k+1)=42

We move all terms to the left:

6(2k+1)-(42)=0

We multiply parentheses

12k+6-42=0

We add all the numbers together, and all the variables

12k-36=0

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

12k=36

k=36/12

k=3

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