Question

Mary is 2 years older than Ed, and 3 years ago Mary was twice as old as Ed. Find their present ages.

Answer 1

Answer:

Step-by-step explanation:

Mary = m, Ed = e

m = e + 2

m - 3 = 2(e - 3)

 

e + 2 - 3 = 2(e - 3)

e - 1 = 2e - 6

e = 5

 

m = 5 + 2

m = 7