-1=1-k

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Solution for -1=1-k equation: 



-1=1-k

We move all terms to the left:

-1-(1-k)=0

We add all the numbers together, and all the variables

-(-1k+1)-1=0

We get rid of parentheses

1k-1-1=0

We add all the numbers together, and all the variables

k-2=0

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

k=2

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