717n+8n+283n+42n 617x+(33x+47x) 26y+(32y-7y)+y УМОЛЯЮ ПОМОГИТЕ СПАСИТЕ!!!!!!!!!!!!!!!!!!
717n+8n+283n+42n=717n+283n+8n+42n= 1000n+50n=1050n 617x+(33x+47)=617x+33x+47x=617x+33x+47=650x+47x=697x 26y+(32y-7y)+y=26y+32y-7y+1y=58y-7y+1y=51y+1y=52y