30=k+3

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Solution for 30=k+3 equation: 



30=k+3

We move all terms to the left:

30-(k+3)=0

We get rid of parentheses

-k-3+30=0

We add all the numbers together, and all the variables

-1k+27=0

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

-k=-27

k=-27/-1

k=+27

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