-40-8k=7(6-7k)

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Solution for -40-8k=7(6-7k) equation: 



-40-8k=7(6-7k)

We move all terms to the left:

-40-8k-(7(6-7k))=0

We add all the numbers together, and all the variables

-8k-(7(-7k+6))-40=0



We calculate terms in parentheses: -(7(-7k+6)), so:

7(-7k+6)

We multiply parentheses

-49k+42

Back to the equation:

-(-49k+42)



We get rid of parentheses

-8k+49k-42-40=0

We add all the numbers together, and all the variables

41k-82=0

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

41k=82

k=82/41

k=2

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