Question

What should be added to 4pq – 5q? – 3pto get -5p? + 3q2 + 4pq?​

Answer 1

Answer:

Let should be added x

4pq - 5q^2 - 3p + x = -5p^2 +3q^2 + 4pq

x = -5p^2 +3q^2 + 4pq - 4pq + 5q^2 + 3p

x = -5p^2 +3q^2 + 5q^2 + 3p

x = -5p^2 + 8q^2 +3p

so we add x = -5p^2 + 8q^2 +3p