A student solves the following equation and determines that the solution is −2. Is the student correct? Explain. 3
a + 2
−
6a
a2 − 4
=
1
a − 2

The amount spent on food and drink by 20 customers is shown below what is the modal amount spent and the median amount spent? 40 25 8 36 18 15 24 27 43 9 12 19 22 34 31 20 26 19 17 28