1)8p-2p-14,21=75,19 6p=75,19+14,21 6p= 89.4 p= 14.9 2) 295,1п-3)=13 n-3=295.1:13 n-3=22.7 n=25.7 3) 34•(m+1,2)=61,2 34m+ 40.8=61.2 34m=61.2-40.8 34m= 20.4 m= 0.6 4) 15•(k-0,2)=21 15k-3=21 15k=24 k= 1.6