[tex]\displaystyle \left \{ {{4x-5y=-83} \atop {2x-y=6}} \right. \\\\(4x-5y)-5(2x-y)=-83-5*6\\-6x=-113\\\\x=\frac{113}{6}\\ \\4*\frac{113}{6}-5y=-83\\ \\y=\frac{95}{3}\\ \\(x,y)=(\frac{113}{6},\frac{95}{3})[/tex]
Ответ:
на фото
Объяснение:
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[tex]\displaystyle \left \{ {{4x-5y=-83} \atop {2x-y=6}} \right. \\\\(4x-5y)-5(2x-y)=-83-5*6\\-6x=-113\\\\x=\frac{113}{6}\\ \\4*\frac{113}{6}-5y=-83\\ \\y=\frac{95}{3}\\ \\(x,y)=(\frac{113}{6},\frac{95}{3})[/tex]
Ответ:
на фото
Объяснение: