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Автор - Evrei201

Найдите корень уравнения 0,4(6- 4у)=0,5(7-3у)-1,9

Ответ

Автор - dronplay35

2.4-1.6у=3.5-1.5у-1.9

-1.6у+1.5у=3.5-2.4-1.9

-0.1у=-0.8

у=8

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