[計量] 請教一題計量

看板GRE作者 (可恨有機 禁止裝死遊戲)時間15年前 (2010/09/30 19:10), 編輯推噓0(000)
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Jill has 6x red marbles and 4y green marbles. Bill has half as many red marbles as Jill, but he has twice as many red marbles and green marbles combined as Jill col.A the number of green marbles that Bill has col.B 9x+8y ans. 兩者相等 不太了解題意 有請高手賜教了,謝謝 -- ※ 發信站: 批踢踢實業坊(ptt.cc) ◆ From: 115.43.225.138
文章代碼(AID): #1Cf712BC (GRE)
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文章代碼(AID): #1Cf712BC (GRE)