-15=5(-9+k)

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Solution for -15=5(-9+k) equation: 



-15=5(-9+k)

We move all terms to the left:

-15-(5(-9+k))=0

We add all the numbers together, and all the variables

-(5(k-9))-15=0



We calculate terms in parentheses: -(5(k-9)), so:

5(k-9)

We multiply parentheses

5k-45

Back to the equation:

-(5k-45)



We get rid of parentheses

-5k+45-15=0

We add all the numbers together, and all the variables

-5k+30=0

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

-5k=-30

k=-30/-5

k=+6

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