Ответы на вопрос:
1) 352583: 7=50369 2) 910 000-50369=859 631 3) 20 706*9=186354 4) 4 600*7=32200 5) 186354-32200=154154 6)859 631+154154=1013785
1) (х + 2 9/11) - 4 10/11 = 1 4/11 х + 31/11 - 54/11 = 15/11 х - 23/11 = 15/11 х = 15/11 + 23/11 х = 38/11 = 3 5/11 проверка: (3 5/11 + 2 9/11) - 4 10/11 = 1 4/11 38/11 + 31/11 - 54/11 = 15/11 15/11 = 15/11 2) (х - 1 8/9) + 3 7/9 = 4 4/9 х - 17/9 + 34/9 = 40/9 х + 17/9 = 40/9 х = 40/9 - 17/9 х = 23/9 = 2 5/9 проверка: (2 5/9 - 1 8/9) + 3 7/9 = 4 4/9 23/9 - 17/9 + 34/9 = 40/9 40/9 = 40/9
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