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Question
Solve: `"2p"/3 - "p"/5 = 35`
Solution
`"2p"/3 - "p"/5 = 35`
⇒ `("10p - 3p")/15 = 35`
⇒ 10p - 3p = 35 × 15
⇒ 10p - 3p = 525
⇒ 7p = 525
⇒ p = `525/7 = 75`
⇒ p = 75
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