2k+9=2k-12

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Solution for 2k+9=2k-12 equation: 



2k+9=2k-12

We move all terms to the left:

2k+9-(2k-12)=0

We get rid of parentheses

2k-2k+12+9=0

We add all the numbers together, and all the variables

21!=0

There is no solution for this equation

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