12=-5k-(8-k)

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Solution for 12=-5k-(8-k) equation: 



12=-5k-(8-k)

We move all terms to the left:

12-(-5k-(8-k))=0

We add all the numbers together, and all the variables

-(-5k-(-1k+8))+12=0



We calculate terms in parentheses: -(-5k-(-1k+8)), so:

-5k-(-1k+8)

We get rid of parentheses

-5k+1k-8

We add all the numbers together, and all the variables

-4k-8

Back to the equation:

-(-4k-8)



We get rid of parentheses

4k+8+12=0

We add all the numbers together, and all the variables

4k+20=0

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

4k=-20

k=-20/4

k=-5

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