Question

help I need answer right now ​

Answer 1

Answer:

I am sorry I don't know the answer

Answer 2

Step-by-step explanation:

1) 7xy = -8xy

2)binomial expression= x+y

3)ab+ac+ab-ac = 2ab

4) 2Z^2

5)m^2 * n^2 * m^2 * n^2 * p^2 = m^4 *n^4 * p^2

6) 3/4 * xy * 4/3* xy = x^2 *y^2