I am x years old and my brother is 3 years older. How old was my brother last year
A
(x - 4) years
B
(x + 2) years
C
(3x - 1) years
D
(3x + 1) years
Verified Correct Answer: B.
Step-by-Step Mathematical Solution
If I am x years old, then my brother will be (x + 3)years old
then last year my brother was (x + 3) - 1 = (x + 2)years old
Source: Myschool Past Questions Archive (Record #26725)