Question

An sister is 6 years older than brother ,and their total age is 22 years what is the age of sister and brother

Answer 1

Brother= 8 years old

sister= 14 years old

Explanation:

S : B

x+6 : x

x+6+x=22

2x+6=22

2x=16

x=8

brother is 8 years old

x+6= sisters age

8+6=14 years old is the sister