August 2021 0 7 Report
Решите систему уравнений {3x+5y=16
{2x+3y=9

___________
{9x-7y=95
{4x+y=34 1 Смотреть ответ Реклама Реклама прр40 прр40 6х+10у=32; 9х-7у=95
-6х-9у= -27; 28х+7у=238

у=5. 37х=333
6х+10у=32. 9х-7у=95

у=5. х=9
х= -3. у= -2 Реклама Реклама
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