Tell me whether the expressions in each pair are equivalent... Please i beg Someone to answer this!

1. 6m+1 and 1x6+m
2. 9y and 9+y
3. mp+nq and mq+np
4. -(5-q) and 9-5
5. 8-4c and 4c-8
6. 3(5+z) and 15+2

Pls put down your answer in form!