(5,1+3,25x)•6=30,6+19,5x
(1,03y-9,17)•12=12,36y-110,64
(29,66-8,9)•10=296,6-89x
(0,5m-6,19)•14=7m=86,66
(2,3+1,8m)•71=m=1,277
(0,08k-0,03)•85=k=0,375

30,6+ 19,5x=30,6+19,5x12,36y-110,04=12,36y-110,64 не верно296,6-89=296,6-89х не верно7m-86,66=7m-86,66163,3+127,8m=m-1,2776,8k-2,55=k-0,375