10k-12=7k-3

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Solution for 10k-12=7k-3 equation: 



10k-12=7k-3

We move all terms to the left:

10k-12-(7k-3)=0

We get rid of parentheses

10k-7k+3-12=0

We add all the numbers together, and all the variables

3k-9=0

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

3k=9

k=9/3

k=3

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