-1-8k=-7k

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Solution for -1-8k=-7k equation: 



-1-8k=-7k

We move all terms to the left:

-1-8k-(-7k)=0

We get rid of parentheses

-8k+7k-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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