39+8k=7(7k-)-1

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Solution for 39+8k=7(7k-)-1 equation: 



39+8k=7(7k-)-1

We move all terms to the left:

39+8k-(7(7k-)-1)=0

We add all the numbers together, and all the variables

8k-(7(+7k)-1)+39=0



We calculate terms in parentheses: -(7(+7k)-1), so:

7(+7k)-1

We multiply parentheses

49k-1

Back to the equation:

-(49k-1)



We get rid of parentheses

8k-49k+1+39=0

We add all the numbers together, and all the variables

-41k+40=0

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

-41k=-40

k=-40/-41

k=40/41

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