Question

Jack is 27 years older than Susan. In 5 years, he will be 4 times as old as she is

Answer 1

x - Jack's age

y - Susan's age

Jack is 27 years older than Susan.

In 5 years he will be 4 times as old as she is.

Jack is 31 years old and Susan is 4 years old.

Answer 2

jack is 31 and susan is 4

Explanation:

j = s + 27

---

j + 5 = 4(s + 5)

j = 4s + 20 - 5

j = 4s + 15

---

j = s + 27

j = 4s + 15

---

4s + 15 = s + 27

3s = 12

s = 4