Răspunsuri

2014-05-15T13:17:40+03:00
A+b=c=800
b+c=564
deci a+564=800
a=800-564
a=236
b=236-87
b=149
c=564-149
c=415
1. Cat este nr . unu 1.
si deaicia tot asa faci
a=236 scrie acolo...
2014-05-15T13:32:16+03:00
A+b=c=800  ; b+c=564 ;a+564=800 ;  a=800-564=236  ,b=236-87=149  ,c=564-149=415 si facem Verificarea: 236+149+415=800