-1+k=2k-2

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Solution for -1+k=2k-2 equation: 



-1+k=2k-2

We move all terms to the left:

-1+k-(2k-2)=0

We get rid of parentheses

k-2k+2-1=0

We add all the numbers together, and all the variables

-1k+1=0

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

-k=-1

k=-1/-1

k=1

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