Answer:
b-m= 7
Explanation:
Let Barry's age is b and Meisha's age is m.
Barry is 7 years older than Meisha. Older means Barry's age is more than Meisha's age.
We can the equation as follows :
b = 7+m
or
Subtract m from both sides,
b-m= 7
Hence, the required equation is "b-m= 7".