y + 10 = 24
y = 14
x - 7 = -9
x = -2
a + 12 = 7
a = -5
b - 8 = 15
b = 23
r + 16 = 5
r = -11
s - 21 = 13
s = 34
m + 29 = 32
m = 3
n - (-5) = 9
n = 4
x + (-15) = -16
x = -1
y -8 = -14
y = -6
u + (-27) = -25
u = 2
b + 7 = -10
b = -17
a - 51 = -42
a = 9
v - 33 = -12
v = 21
t + (-94) =4
t = 98
5x = 35
x = 7
y / 4 = 16
y = 64
12b = 48
b = 4
t / 9 = 3
t = 27
7x = 63
x = 9
a / -3 = 12
a = -36
-10y = -50
y = 5
r / 5 = -6
r = -30
-9s = -72
s = 8