-12=k/3+-9

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Solution for -12=k/3+-9 equation: 



-12=k/3+-9

We move all terms to the left:

-12-(k/3+-9)=0

We add all the numbers together, and all the variables

-(k/3-9)-12=0

We get rid of parentheses

-k/3+9-12=0

We multiply all the terms by the denominator


-k+9*3-12*3=0

We add all the numbers together, and all the variables

-1k-9=0

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

-k=9

k=9/-1

k=-9

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