某文具店出售eqIdcc614bd3390c4d028df189b234dcc351eqId8754ce8cf7f34f04abb9a0c041f57f5c两种文具.eqIdcc614bd3390c4d028df189b234dcc351文具每套eqIdbca10dd45d3345b7a8896acc72a08c12元,eqId8754ce8cf7f34f04abb9a0c041f57f5c文具每套eqIdf24001beb51f46588ee57de268c2e297元,该店开展促销活动,向客户提供两种优惠方案:
①买一套eqIdcc614bd3390c4d028df189b234dcc351文具送一套eqId8754ce8cf7f34f04abb9a0c041f57f5c文具.
eqIdcc614bd3390c4d028df189b234dcc351文具和eqId8754ce8cf7f34f04abb9a0c041f57f5c文具都按定价的eqId7ba78dac62004aa2b5912189a8ffa293付款.
现某客户要到该店购买eqIdcc614bd3390c4d028df189b234dcc351文具eqId7d78b3d9ec5c4ac687714914740d55df套,eqId8754ce8cf7f34f04abb9a0c041f57f5c文具eqIdc12aac8c2448479687a40735b3572a23套(eqIdabc1bfc5d56f49319f845b1aa1c47999
eqIdf1bd69290a464f71ac73b93c51985105)若该客户按方案①购买需付款____________________元(用含eqIdc12aac8c2448479687a40735b3572a23的代数式表示);若该客户按方案②购买需付款____________________元(用含eqIdc12aac8c2448479687a40735b3572a23的代数式表示)
eqIdc052ddfbd4524f67a79e0e77c2e5656a)当eqId3f66d8a270914d3e9336c1a1063f0e52时,通过计算说明按哪种方案购买较为合算.
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