Решите систему уравнений: х + 2у = 11, 5х – 3у = 3
x+2y=11 |5
5x-3y=3
5x+10y=55
13y=52
y=52\13
y=4
x=11-8=3
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x+2y=11 |5
5x-3y=3
5x+10y=55
5x-3y=3
13y=52
y=52\13
y=4
x=11-8=3