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0.5x-4×0.25=1.25 32:X=3/5:4/5 (1.5x+2)×0.5=1.6
人气:120 ℃ 时间:2020-02-05 10:16:13
解答
0.5x-4×0.25=1.25 0.5x - 1 = 1.250.5x = 2.25x = 4.532:X=3/5:4/5 32÷x = 3/5 × 5/432 ÷ x = 3/4x = 42又2/3(1.5x+2)×0.5=1.6 拜托了各位!1.5 x +2 = 1.6 ÷ 0.51.5 x = 16/5 -10/5x = 6/5 × 2/3x = 4/5...
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