1) 18a6b2a2=9a4b 
 
 
2) -42xy2z33xyz=14y2z3 
 
 
3) 4mn2+12mnp2+8m2np4mn=n+3p2+2mp 
 
 
4) 6x36x3=0 
 
 
5) If 300mn2p chocolates are to be shared equally among 10n2p students, how many chocolates will each student get? .