Mathematics
Mathematics, 01.11.2020 22:30, enazer

WARNING: This is probably confusing If (a + b) / (x - y) = 3/5, then (10a + 10b) / (9x - 9y) = ?

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WARNING: This is probably confusing If (a + b) / (x - y) = 3/5, then (10a + 10b) / (9x - 9y) = ?

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