Question

gaseste numerele a,b,c daca a+b+c=60 a-b=b c=a+b reprezinta grafic

Answer 1

a + b + c = 60
a - b = b  ,  a = b
c = a + b
c = b + b
b + b + b + b = 60
4b = 60
b = 60 : 4
b = 15
a = 15
c = 15 + 15
c = 30

Answer 2

20+10+30=60
a=20,b=10,c=30
a-b=b
20-10=10
c=a+b
30=20+10