当m等于几时,代数9m-3/4-m/3比m/2-m-4/6的值大3?

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当m等于几时,代数9m-3/4-m/3比m/2-m-4/6的值大3?
当m等于几时,代数9m-3/4-m/3比m/2-m-4/6的值大3?

当m等于几时,代数9m-3/4-m/3比m/2-m-4/6的值大3?

依题意9m-3/4-m/3 -3 = m/2-m-4/6
整理得110m=37
∴m=37/10