Answer:
a. The width of the rectangular prism is 13 units less than the length.
Explanation:
From the information given we know that
a = length of rectangular prism and
= width of rectangular prism
An expression like
means that we need to subtract 13 units from the length to obtain the width of the rectangular prism.
Therefore,
The width of the rectangular prism is 13 units less than the length.