3k-13=7k

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Solution for 3k-13=7k equation: 



3k-13=7k

We move all terms to the left:

3k-13-(7k)=0

We add all the numbers together, and all the variables

-4k-13=0

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

-4k=13

k=13/-4

k=-3+1/4

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