Ответ:
Пошаговое объяснение:
1)
11/15-(х+7/15)=1/5
11/15 - x - 7/15 = 1/5
4/15 - x = 1/5
x = 4/15 - 1/5
x = 4/15 - 3/15
x = 1/15
2)
(х-2 7/8)-3 7/8=4 3/8
x - 2 7/8 = 4 3/8 + 3 7/8
x - 2 7/8 = 7 10/8
x = 7 10/8 + 2 7/8
x = 9 17/8
x = 11 1/8
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Answers & Comments
Ответ:
Пошаговое объяснение:
1)
11/15-(х+7/15)=1/5
11/15 - x - 7/15 = 1/5
4/15 - x = 1/5
x = 4/15 - 1/5
x = 4/15 - 3/15
x = 1/15
2)
(х-2 7/8)-3 7/8=4 3/8
x - 2 7/8 = 4 3/8 + 3 7/8
x - 2 7/8 = 7 10/8
x = 7 10/8 + 2 7/8
x = 9 17/8
x = 11 1/8