-2K-9=1-7k

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Solution for -2K-9=1-7k equation: 



-2-9=1-7K

We move all terms to the left:

-2-9-(1-7K)=0

We add all the numbers together, and all the variables

-(-7K+1)-2-9=0

We add all the numbers together, and all the variables

-(-7K+1)-11=0

We get rid of parentheses

7K-1-11=0

We add all the numbers together, and all the variables

7K-12=0

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

7K=12

K=12/7

K=1+5/7

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