-8k-40=8(3+3k)

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Solution for -8k-40=8(3+3k) equation: 



-8k-40=8(3+3k)

We move all terms to the left:

-8k-40-(8(3+3k))=0

We add all the numbers together, and all the variables

-8k-(8(3k+3))-40=0



We calculate terms in parentheses: -(8(3k+3)), so:

8(3k+3)

We multiply parentheses

24k+24

Back to the equation:

-(24k+24)



We get rid of parentheses

-8k-24k-24-40=0

We add all the numbers together, and all the variables

-32k-64=0

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

-32k=64

k=64/-32

k=-2

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