16 народ срочно надо!
0,3m+7,12m-2,01m=7,15m-2,01m=5,14m m=100 5,14*100=514
примного багодарен
0.3m+7.12m-2.01m=3/10m+712/100m-201/100m=7_21/50m-2_1/100m=5_41/100m. при m=100, 5_41/100*100=541/100*100=541