-4=k-(-9)

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Solution for -4=k-(-9) equation: 



-4=k-(-9)

We move all terms to the left:

-4-(k-(-9))=0



We calculate terms in parentheses: -(k-(-9)), so:

k-(-9)

We add all the numbers together, and all the variables

k+9

Back to the equation:

-(k+9)



We get rid of parentheses

-k-9-4=0

We add all the numbers together, and all the variables

-1k-13=0

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

-k=13

k=13/-1

k=-13

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