Решите методом сложения систему уравнений[tex] \left \{ {{7x-y=10} \atop {5x+y=2}} \right. [/tex]. Created by reysdinushka. algebra-ru

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July 2022 1 1 Report

Решите методом сложения систему уравнений[tex] \left \{ {{7x-y=10} \atop {5x+y=2}} \right. [/tex]

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mycosmos $\left \{ {{7x-y=10} \atop {5x+y=2}} \right\\ +\frac{7x-y=10}{-5x-y=-2} =\ \textgreater \ 2x=8\\ \left \{ {{5x+y=2} \atop {x=4} \right.=\ \textgreater \ \left \{ {{x=4} \atop {y=-18}} \right.$

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reysdinushka July 2022 | 0 Ответы

massa 8 paketov muki i 3 paketov sahara ravna 30 kg kakova massa paketa muki i475f5dd7137ded99d267ded24ecf14a3 32168

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massa 8 paketov muki i 3 paketov sahara ravna 30 kg kakova massa paketa muki i475f5dd7137ded99d267ded24ecf14a3 32168

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