7分之2x+5分之3=15分之11的解是?多少···急用啊```````哭``````````~~~~~~~~~~~~~~~~~~~~~~~~~~~
7分之2x+5分之3=15分之11的解是?多少···急用啊```````哭``````````~~~~~~~~~~~~~~~~~~~~~~~~~~~
數(shù)學(xué)人氣：771 ℃時(shí)間：2020-06-02 01:43:00
優(yōu)質(zhì)解答
x=7/15
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