решите уравнение: 17-8целых 15/31 + Х + 3 целых 29/31= 16целых 14/31
17-8 15/31+х+3 29/31=16 14/31
16 31/31-8 15/31+3 29/31-16 14/31=-х
-5+31/31=-х
-5+1=-х
-4=-х
х=4
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17-8 15/31+х+3 29/31=16 14/31
16 31/31-8 15/31+3 29/31-16 14/31=-х
-5+31/31=-х
-5+1=-х
-4=-х
х=4