Answer:
15-6p is the amount Alyssa have more than her brother.
Explanation:
Given : Alyssa has 6p dollars and her brother has 15 dollars
To find : How much more money does Alyssa have than her brother.
Solution : To find how much more money Alyssa have than her brother,
we find the difference of their money
Alyssa - 6p dollars
Her brother has- 15 dollars
Therefore, their difference is - 15-6p
15-6p is the amount Alyssa have more than her brother.