8,35-(3,6+у)=1,98
46,36+(2,9-х)=47,49

8,35-3,6+y=1,98
y= 1,98-8,35+3,6
y= -2, 77

46,36+2,9-x=47,49
-x=47,49-46,36-2,9
-x=-1,77
x=1,77

8.35-(3.6+y)=1/98
8/35-3/6/-y=1/98
4/75-y=1/98
-y=1/98-4/75
-y=-2/77
y=2/77