-k+15=-3(k-3)

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Solution for -k+15=-3(k-3) equation: 



-k+15=-3(k-3)

We move all terms to the left:

-k+15-(-3(k-3))=0

We add all the numbers together, and all the variables

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



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

-3(k-3)

We multiply parentheses

-3k+9

Back to the equation:

-(-3k+9)



We get rid of parentheses

-1k+3k-9+15=0

We add all the numbers together, and all the variables

2k+6=0

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

2k=-6

k=-6/2

k=-3

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