Răspunsuri

  • Utilizator Brainly
2014-10-11T14:42:00+03:00
A+b+c+d=340
a+b+c=300
b+c+d=260
b=4c

300+d=340
d=340-300
d=40

a+260=340
a=340-260
a=80

80+4c+c=300
5c+80=300
5c=220
c=44

b=4c
b=4*44
b=176

10 3 10
2014-10-11T14:54:02+03:00
A+b+c=300
d=340-300
d=40
a=340-260
a=80
b+c+d=260
4c+c+40=260
5c=260-40
5c=220
c=220:5
c=44
b=44*4
b=176

80+176+44+40=340
7 4 7