Решите уравнение:
3/4
----------- - 1/6= 1/2
3/8x - 3/4
2/3
--------------- - 1/6= 1/30
1/2х + 1/3
7/15
---------- = 1/2
5/6 - 1/4 х - 3/5
3/4
----------- - 1/6= 1/2
3/8x - 3/4
2/3
--------------- - 1/6= 1/30
1/2х + 1/3
7/15
---------- = 1/2
5/6 - 1/4 х - 3/5
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