3k-9=-57

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Solution for 3k-9=-57 equation: 



3k-9=-57

We move all terms to the left:

3k-9-(-57)=0

We add all the numbers together, and all the variables

3k+48=0

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

3k=-48

k=-48/3

k=-16

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