3k-8=7k-4

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Solution for 3k-8=7k-4 equation: 



3k-8=7k-4

We move all terms to the left:

3k-8-(7k-4)=0

We get rid of parentheses

3k-7k+4-8=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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