5.19m^2+2.8m-1-4+3.81m^2+3.2m=9m^2+6m-5 3p^4+4p^2-5p-2p^3+3p=p^3+9p^2-5p
1)5,19m(2)+2,8m-1-4+3,81m(2)+3,2m=9m(2)+6m-5 2)3p(3)+4p(2)-5p-2p(3)+3p(2)=p(3)+7p(2)-5p