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{上面x/2=y/3=z/5下面2x+y+3z=88,
{上面x/2=y/3=z/5下面2x+y+3z=88,
人气:306 ℃ 时间:2020-01-26 12:10:08
解答
令x/2=y/3=z/5=t 则x=2t y=3t z=5t
2x+y+3z=22t=88 t=4
x=8 y=12 z=20
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