You can display report card grades on the same row or line by not grouping the report grades by term.

To do this from go to
  1. Academics > Grades > Report Card Setup > Report Card Builder (old)
  2. Use the Select Filter Options box to filter for the correct report card and click view
  3. Click Edit the right of the report card
  4. Under the General information section uncheck Group Grades by term in this is checked off
  5. Click Save & Exit 
  6. Your report card grades will now display all the grades on one row