Will is 7 years older than half Jill's age Together thier ages are 31 .how old is will

Answer 1

Jill = x

Will = 7 + x/2

Total of ages = 31

x + 7 + x/2 = 31

x/2 + x = 24

3/2x = 24

x= 24 (2/3)

x = 16

Jill = x = 16

Will = 7 + x/2 = 7 + 16/2 = 15

Will = 15 years old