Answer:
5
Explanation:
12x = 10(6) -->
12x = 60 -->
x = 5
It might be 4
If you just look at the lines you can see that on the same line is a 10 and a 6. 10 plus 6 is 16. On the other line is a 12. 16 minus 12 is 4. I am not 100% sure though so please don't be mad if I got it wrong.
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