Simplify the following
(221p2q2+13pq2+17p2q)÷-663pq
Simplify given expression.
(221p2q2+13pq2+17p2q)÷-663pq=221p2q2+13pq2+17p2q-663pq=221p2q2-663pq+13pq2-663pq+17p2q-663pq=-pq3-q51-p39So,(221p2q2+13pq2+17p2q)÷-663pq=-pq3-q51-p39
Simplify the following addition expression.
-15+-3
Simplify the following subtraction expression.
-6-+2