5*Х=500-460. У:23=36:12. 1000-Х=600-53.
​

5*Х=500-460. 5х=40х=8У:23=36:12. 12у=23*3612у=828у=691000-Х=600-53.-х=-453х=453

5•х=500-4605х=40х=8__________у÷23=36÷1212у=828у=69__________1000-х=600-531000-х=547-х=547-1000-х=-453х=453