Edgar ran eee meters per second, and Mathieu ran mmm meters per second. The boys ran for ttt seconds.

The expression t(m-e)t(m−e)t, left parenthesis, m, minus, e, right parenthesis describes how many more meters Mathieu ran than Edgar ran during that time. We can also use the expression tm-tetm−tet, m, minus, t, e to represent the same quantity.

Match each amount in the situation with the expression that represents it.\