-6+8(1+7k)=21

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Solution for -6+8(1+7k)=21 equation: 



-6+8(1+7k)=21

We move all terms to the left:

-6+8(1+7k)-(21)=0

We add all the numbers together, and all the variables

8(7k+1)-6-21=0

We add all the numbers together, and all the variables

8(7k+1)-27=0

We multiply parentheses

56k+8-27=0

We add all the numbers together, and all the variables

56k-19=0

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

56k=19

k=19/56

k=19/56

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