Question

a+b+c=60 a+ b =10 si b+c=48 calculeaza a ,b,c

Answer 1

a+b +c = 60
10 + c = 60
c = 60 - 10
c = 50
b + c = 48
b + 50 = 48
b = 2
a = 10 - b
a = 10 - 2
a = 8
V: 8 + 2 + 50 = 60
Multa bafta.