Предмет: Математика, автор: Аноним

ркшите уравнение (х-1 2\5):10+7 5\12=9​

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Автор ответа: linsi91
0

(х - 1 2/5):10 + 7 5/12 = 9

(х - 2/5 ) * 1/10 + 35/12 = 9

5х-2 / 5 * 1/10 + 35/12 = 9

5х-2 / 50 + 35/12 = 9

6(5х - 2) + 875 = 2700

30х - 12 + 875 = 2700

30х + 863 = 2700

30х = 2700 - 863

30х = 1837

х = 1837

х = 61 7/30

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