-8k-3(k+3)=-7(k+7)

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Solution for -8k-3(k+3)=-7(k+7) equation: 



-8k-3(k+3)=-7(k+7)

We move all terms to the left:

-8k-3(k+3)-(-7(k+7))=0

We multiply parentheses

-8k-3k-(-7(k+7))-9=0



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

-7(k+7)

We multiply parentheses

-7k-49

Back to the equation:

-(-7k-49)



We add all the numbers together, and all the variables

-11k-(-7k-49)-9=0

We get rid of parentheses

-11k+7k+49-9=0

We add all the numbers together, and all the variables

-4k+40=0

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

-4k=-40

k=-40/-4

k=+10

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