1) x = 37 - 20x = 17
2) y = 20 + 37y = 57
3) a = 20 + 37a = 57
4) m = 37 - 20m = 17
5) c = 37 - 20c = 17
6) c = 20 - 0c = 20
1) x = 37 - 20
x = 17
2) y = 20 + 37
y = 57
3) a = 20 + 37
a = 57
4) m = 37 - 20
m = 17
5) c = 37 - 20
c = 17
6) c = 20 - 0
c = 20