-9-k=4(2k-1)+4

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Solution for -9-k=4(2k-1)+4 equation: 



-9-k=4(2k-1)+4

We move all terms to the left:

-9-k-(4(2k-1)+4)=0

We add all the numbers together, and all the variables

-1k-(4(2k-1)+4)-9=0



We calculate terms in parentheses: -(4(2k-1)+4), so:

4(2k-1)+4

We multiply parentheses

8k-4+4

We add all the numbers together, and all the variables

8k

Back to the equation:

-(8k)



We add all the numbers together, and all the variables

-9k-9=0

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

-9k=9

k=9/-9

k=-1

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