3k+1=7k-3

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Solution for 3k+1=7k-3 equation: 



3k+1=7k-3

We move all terms to the left:

3k+1-(7k-3)=0

We get rid of parentheses

3k-7k+3+1=0

We add all the numbers together, and all the variables

-4k+4=0

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

-4k=-4

k=-4/-4

k=1

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