Answer:
A. (y/2) - 5, B. 3
Explanation:
Lets assume that the total number of pencils is y.
Katie gives Maggie half, i.e. =
Hence Maggie has pencils
If Maggie keeps 5 pencils and give the rest to Jamil, the expression for the number of pencils Maggie gives to Jamil therefore is;
Expression of pencil given to Jamil = (y/2) - 5
B.
To get the number of pencils Maggie gave to Jamil if Katie had 16 pencils, simply substitute y as 16.
(16/2) - 5
No of pencil given to Jamil = 8 - 5
= 3