Răspunsuri

2014-09-11T16:53:48+03:00
A + b = 43
a : b = 4 rest 3
a = 4b + 3
a  ___/____/____/____/+3
b  ___/
43 - 3 = 40
40 : 5 = 8
b = 8
a = 4 * 8 + 3
a = 35
2014-09-11T16:55:10+03:00
Notam primul nr cu x 
notam al doilea nr cu 4x+3
4x+3+x=43
5x=43-3
5x=40
x=40:5
x=8(primul nr)
8x4+3=35(al doilea nr)