1/1,3х+0,2=1
3/25у - 1,2=0,6

10/13 х + 1/5  = 110/13 х =1- 1/510/13 х = 5/5 - 1/510/13 х = 4/5х = 4/5 : 10/13х =26/25х = 1 1/253/25у = 0,6 +1.23/25у =1,8у = 1,8 : 3/25у = 18/10 : 3/25у = 15