Ответ:
8+х-6:4=5-3х:7
8+х - 1,5=5-3/7х(дробь)
6,5+х =5-3/7х
13/2+х=5-3/7х
91+14х=70-6х
14х+6х=70-91
20х=-21
х= -21/20=-1,05
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Ответ:
8+х-6:4=5-3х:7
8+х - 1,5=5-3/7х(дробь)
6,5+х =5-3/7х
13/2+х=5-3/7х
91+14х=70-6х
14х+6х=70-91
20х=-21
х= -21/20=-1,05