Ответ:
Пошаговое объяснение:
1. 4/5х + 1. 2/7 = 3. 3/5
1. 4/5х = 3. 3/5 - 1. 2/7
1. 4/5х = 3. 21/35 - 1. 10/35
1. 4/5х = 2. 11/35
9/5х = 81/35
х = 81/35 : 9/5
х = 81/35 * 5/9
х = 9/7 * 1/1
х = 9/7
х = 1. 2/7
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Ответ:
Пошаговое объяснение:
1. 4/5х + 1. 2/7 = 3. 3/5
1. 4/5х = 3. 3/5 - 1. 2/7
1. 4/5х = 3. 21/35 - 1. 10/35
1. 4/5х = 2. 11/35
9/5х = 81/35
х = 81/35 : 9/5
х = 81/35 * 5/9
х = 9/7 * 1/1
х = 9/7
х = 1. 2/7