Question

3p ^ { 2 } q ^ { 2 } -4pq+5+-10p ^ { 2 } q ^ { 2 } +15+9pq+7p ^ { 2 } q ^ { 2 }​

Answer 1

Answer:

-5pq+20

Step-by-step explanation:

3p^2q^2-4pq+5-10p^2q^2+15+9pq+7p^2q^2

3p^2q^2-10p^2q^2+7p^2q^2-4pq+9pq+5+15

10p^2q^2-10p^2q^2-5pq+20

0p^2q^2-5pq+20

-5pq+20

I hope ans will be right