7k+2=8k+4

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Solution for 7k+2=8k+4 equation: 



7k+2=8k+4

We move all terms to the left:

7k+2-(8k+4)=0

We get rid of parentheses

7k-8k-4+2=0

We add all the numbers together, and all the variables

-1k-2=0

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

-k=2

k=2/-1

k=-2

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