Answers

The Brainliest Answer!
2016-02-22T21:11:51+05:30
1) 4p²= 2x2xpxp
- 9q²= -3x3xqxq
2) 
25a²=5x5xaxa
- 4b²=2x2xbxb
+ 28bc=2x2x7xbxc
- 49c²=-7x7xcxc
 
now i hope u factors these
2 5 2