Answer:
A
Step-by-step explanation:
given 
note that 49² = 2401, hence
=
→ A
Remember you can do anything to an equation as long as you do it to both sides
a=age
500 reduced by 2 times a is equal to 388
500-2a=388
minus 500 both sides
-2a=-112
divide both sides by -2
a=56
you are 56