15-5k=9(3-k)

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Solution for 15-5k=9(3-k) equation: 



15-5k=9(3-k)

We move all terms to the left:

15-5k-(9(3-k))=0

We add all the numbers together, and all the variables

-5k-(9(-1k+3))+15=0



We calculate terms in parentheses: -(9(-1k+3)), so:

9(-1k+3)

We multiply parentheses

-9k+27

Back to the equation:

-(-9k+27)



We get rid of parentheses

-5k+9k-27+15=0

We add all the numbers together, and all the variables

4k-12=0

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

4k=12

k=12/4

k=3

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