March 2022 0 2 Report
Решить способом сложения :{12х-7у=2 {9х+14у=7 Смотреть ответ прр40 прр40 24х-14у=4
9х+14у=7

33х=11
9х+14у=7

х=1/3
у=4/14=2/7
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