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General - MATH HELP - View Post

1)Ah, fuck, I forgot plus signs don't work in this site, it's all screwed...anyway, the answer is 20 at first, 18 later -_-

It's two equation with two  variables,  y = 720/x and y (plus) 4 = 720/x-2, solve that and it yields x =20

 

Lemme take a look at the others