53/10а+1/5а=22
53/10а+2/10а=22
55/10а=22
а=22:55/10
а=4
Ответ:4
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53/10а+1/5а=22
53/10а+2/10а=22
55/10а=22
а=22:55/10
а=4
Ответ:4