12+5k=-9(k-6)

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Solution for 12+5k=-9(k-6) equation: 



12+5k=-9(k-6)

We move all terms to the left:

12+5k-(-9(k-6))=0



We calculate terms in parentheses: -(-9(k-6)), so:

-9(k-6)

We multiply parentheses

-9k+54

Back to the equation:

-(-9k+54)



We get rid of parentheses

5k+9k-54+12=0

We add all the numbers together, and all the variables

14k-42=0

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

14k=42

k=42/14

k=3

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