474 + m = 50m = 500 - 47m = 26
Y - 708 = 19Y = 194 + 70Y = 902
511 - a = 20a = 511 - 20a = 303
(257 - x) + 124 = 14257 - x = 149 - 12257 - x = 2-x = 25 - 25-x = -23x = 232
165 - (y + 112) = 3165 - y - 112 = 353 - y = 3-y = 37 - 5-y = -1y = 16
474 + m = 50
m = 500 - 47
m = 26
Y - 708 = 19
Y = 194 + 70
Y = 902
511 - a = 20
a = 511 - 20
a = 303
(257 - x) + 124 = 14
257 - x = 149 - 12
257 - x = 2
-x = 25 - 25
-x = -23
x = 232
165 - (y + 112) = 3
165 - y - 112 = 3
53 - y = 3
-y = 37 - 5
-y = -1
y = 16