7k=8-k

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Solution for 7k=8-k equation: 



7k=8-k

We move all terms to the left:

7k-(8-k)=0

We add all the numbers together, and all the variables

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

We get rid of parentheses

7k+1k-8=0

We add all the numbers together, and all the variables

8k-8=0

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

8k=8

k=8/8

k=1

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