Question

Afla numerele:
a : b = 2 rest 1 ; b : c = 2 rest 1 ; a + b + c = 67

Answer 1

a=2b+1=4c+3
b=2c+1

4c+3+2c+1+c=67
7c=63
c=9
b=2×9+1=19
a=4×9+3=39
bafta

Answer 2

3:7=2 rest 1                  a=3    b=7    c=57
3+7+57=67
   Sper ca te-am ajutat!