-30=-2(k+4)

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Solution for -30=-2(k+4) equation: 



-30=-2(k+4)

We move all terms to the left:

-30-(-2(k+4))=0



We calculate terms in parentheses: -(-2(k+4)), so:

-2(k+4)

We multiply parentheses

-2k-8

Back to the equation:

-(-2k-8)



We get rid of parentheses

2k+8-30=0

We add all the numbers together, and all the variables

2k-22=0

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

2k=22

k=22/2

k=11

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