38 * 39 - 38 * 20 = 38 * (39 - 20) = 38 * 19 = 722
Ответ: 722
Удачи в школе!
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Verified answer
38*39-38*20=1482-760=72238* (39-20)=38*19=722
Verified answer
38 * 39 - 38 * 20 = 38 * (39 - 20) = 38 * 19 = 722
Ответ: 722
Удачи в школе!