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प्रश्न
Simplify: `"6k"/7 - ("8k"/9 - "k"/3)`
योग
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उत्तर
`"6k"/7 - ("8k"/9 - "k"/3)`
`= ("54k" - ("56k" - "21k"))/63` ...(LCM of 7,9,3 = 63)
`= ("54k" - ("35k"))/63`
`= ("54k" - "35k")/63 = "19k"/63`
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