(y+64)-38=48
y+64-38=48
y+26=48
y=48-26
y=22
(x+15)-8=17
x+15-8=17
x+7=17
x=17-7
x=10
(24+x)-21=10
24+x-21=10
x+3=10
x=10-3
x=7
(45-y)+18=58
45-y+18=58
-y+63=58
-y=58-63
-y=-5
y=5
(y+64)-38=48
y+64-38=48
y+26=48
y=48-26
y=22
(x+15)-8=17
x+15-8=17
x+7=17
x=17-7
x=10
(24+x)-21=10
24+x-21=10
x+3=10
x=10-3
x=7
(45-y)+18=58
45-y+18=58
-y+63=58
-y=58-63
-y=-5
y=5