3.1 x-x = 7

3.1 x-x = 7


3.1 x-x = 7
2.1 x = 7
x = 7/ 2.1 = 70/21 = 10 /3
ten-thirds
Benefactor, I see your bones are strange,
He is a man of noble bearing and wisdom,
He is a unique talent in the Wulin
If you devote yourself to study, you will become a great tool in the future,
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