Question

Hannah si caddie au impreuna 24 ani.ce varsta are fiecarr,daca Hannah este co 6 ani mai mate decat sora ei?

Answer 1

h+c=24
h=c+6
c+c+6=24
2c+6=24
2c=24-6=18
c=18:2=9 ani
h=9+6=15 ani

Answer 2

h+c=24. h=c+6. c+6+c=24. 2c+6=24. 2c=24-6. 2c=18. c=18:2. c=9=>h=9+6=>h=15