Jess and Nate are married teachers. They keep individual budget charts of

Jess and Nate are married teachers. They keep individual budget charts of their graduate school education–related expenses for tax purposes. The charts below are for the fall semester.

a. Let matrix J be a 5 x 4 matrix consisting of Jess’s expenses. Write matrix J.
b. Let matrix N be a 5 x 4 matrix consisting of Nate’s expenses. Write matrix N.
c. What would N + J represent? Calculate N + J.