НОК (7;14)=14
7 7. 14 2. 7=7
1. 7 7. 14=2*7
1. 2*7
2/7+х=11/14
Х=11/14 - 2/7
Х=11/14 - 4/14
Х=7/14
Ответ; 7/14
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НОК (7;14)=14
7 7. 14 2. 7=7
1. 7 7. 14=2*7
1. 2*7
2/7+х=11/14
Х=11/14 - 2/7
Х=11/14 - 4/14
Х=7/14
Ответ; 7/14