若(x+y-3)²+ | x-y-1 | =0若(x+y-3)² + | x-y-1 | =0 则 x= ____ y = _____哇哈哈矿泉水有大箱和小箱两种包装,3大箱,2小箱共92瓶;5大箱,3小箱共150瓶,那么一大箱有____瓶,一小箱有____瓶
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