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(26+x-18)除以3=10
人气:105 ℃ 时间:2019-09-22 09:30:17
解答
(26 + x - 18) ÷ 3 = 10
(x + 8) ÷ 3 = 10
x + 8 = 10×3
x + 8 = 30
x = 30 - 8
x = 22
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