Question

Mary is x years old and John is 3 years younger than Mary.
What will be their total age in 4 years' time?
(Hint: First find their individual age in 4 years time)

Answer 1

Step-by-step explanation:

x+3=4

x=3%4

x=12

is the ans

Answer 2

Answer:

x + 3 = 4

x = 3 / 4

x = 12

there is your answer