Rozwiaz rownania: 5d+2=3d 6e-2=7e+5 6f-1=f+2

5d+2=3d 2=3d-5d 2=-2d d=-1 6e-2=7e+5 -2-5=7e-6e -7=e e=-7 6f-1=f+2 6f-f=2+1 5f=3 /:5 f=3/5

5d+2=3d 2d = -2 d= -1 6e-2=7e+5 -1e = 7 e= -7 6f-1=f+2 5f = 3 f = 3/5

5d+2=3d 5d-3d=-2 2d=-2 d=-1 6e-2=7e+5 6e-7e=5+2 -e=7 e=-7 6f-1=f+2 6f-f=2+1 5f=3 f=3/5 f=0,6