Respuesta :

Jack is 88 years old and Priscilla is 70 years old.
88+70=158
88-70=18
Priscilla's age is x. Then Jack's age is x + 18. Then x + x + 18 = 158.

2x + 18 = 158
2x = 140
x = 70
Priscilla is 70.
Jack is 88.
Hope that helped!