Question

Jack is younger than Sophie. Sophie is 14 years old. Write an equality that
compares Jake’s age in years j to Sophie’s age

Answer 1

Answer:

Currently: J = B + 14;

In 10 year: J + 10 = 2(B + 10);

Solving gives J = 18;

Thus in 5 years Jack will be 18 + 5 = 23 years old.