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प्रश्न
Simplify: `"2x"/5 + "3x"/4 - "3x"/5`
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उत्तर
`"2x"/5 + "3x"/4 - "3x"/5` ..(LCM of 5, 4 = 20)
`("8x" + "15x" - "12x")/20 = ("23x" - "12x")/20 = "11x"/20`
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