5х+3/5=х-5/8 3m+5/4=5m+1/3
5x-x=-3/5-5/8 4x=-3*8/40-5*5/40 4x=-24/40-25/40 4x=-49/40 x=-49/40*4 x=-49/160 3m-5m=1/3-5/4 -2m=4/12-5*3/12 -2m=4/12-15/12 -2m=-11/12 m=11/12*2 m=11/24