Question

What is `pq -: 6 + 10` when `p = 7` and `q=-3`?

Answer 1

First, rewrite this expression as:

`(pq)/(6 + 10) = (pq)/16`

Now, substitute `7` for `p` and `-3` for `q` giving:

`(7 * -3)/16 = -21/16`