A种树:每棵25元、每种一棵需劳务费5元;B种树:每棵30元、每种一棵需劳务费7元.A和B共种2000棵.(1)若花费的总钱数为y元、A种树共种x棵、求y与x的函数解析式.(2)A种树成活率为90%,B种树
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![A种树:每棵25元、每种一棵需劳务费5元;B种树:每棵30元、每种一棵需劳务费7元.A和B共种2000棵.(1)若花费的总钱数为y元、A种树共种x棵、求y与x的函数解析式.(2)A种树成活率为90%,B种树](/uploads/image/z/10727030-38-0.jpg?t=A%E7%A7%8D%E6%A0%91%EF%BC%9A%E6%AF%8F%E6%A3%B525%E5%85%83%E3%80%81%E6%AF%8F%E7%A7%8D%E4%B8%80%E6%A3%B5%E9%9C%80%E5%8A%B3%E5%8A%A1%E8%B4%B95%E5%85%83%EF%BC%9BB%E7%A7%8D%E6%A0%91%EF%BC%9A%E6%AF%8F%E6%A3%B530%E5%85%83%E3%80%81%E6%AF%8F%E7%A7%8D%E4%B8%80%E6%A3%B5%E9%9C%80%E5%8A%B3%E5%8A%A1%E8%B4%B97%E5%85%83.A%E5%92%8CB%E5%85%B1%E7%A7%8D2000%E6%A3%B5.%EF%BC%881%EF%BC%89%E8%8B%A5%E8%8A%B1%E8%B4%B9%E7%9A%84%E6%80%BB%E9%92%B1%E6%95%B0%E4%B8%BAy%E5%85%83%E3%80%81A%E7%A7%8D%E6%A0%91%E5%85%B1%E7%A7%8Dx%E6%A3%B5%E3%80%81%E6%B1%82y%E4%B8%8Ex%E7%9A%84%E5%87%BD%E6%95%B0%E8%A7%A3%E6%9E%90%E5%BC%8F.%EF%BC%882%EF%BC%89A%E7%A7%8D%E6%A0%91%E6%88%90%E6%B4%BB%E7%8E%87%E4%B8%BA90%25%2CB%E7%A7%8D%E6%A0%91)
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