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GRE数学题jillhas6xredmarblesand4ygreenmarbles.billhashalfasmanyredmarblesasjill,buthehastwiceasmanyredmarblesandgreenmarblescombinedasjill这道题我的答案是12x+8y正确答案是12x+8yhehastwiceasmanyred
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GRE 数学题
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
这道题我的答案是12x+8y
正确答案是12x+8y
he has twice as many red marbles and green marbles combined as jill 这句是不是我理解错了 请指教
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
这道题我的答案是12x+8y
正确答案是12x+8y
he has twice as many red marbles and green marbles combined as jill 这句是不是我理解错了 请指教
▼优质解答
答案和解析
对不起,你写的两个答案有区别吗?bill has half as many red marbles as jill,B的红球是J的一半,故有3X个,he has twice as many red marbles and green marbles combined as jill ,总共的球是J的两倍,故总共有12X+8Y个,若求绿球就是9X+8Y个,
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