x=6
w = -1 4/5
k = -32
x = 4
n=-17
x = -26
v = -28
m = 9
a = -11
r = +/-14
m = 7
p = 16
a=30
y= -2.7
c = 5
k = -1 7/8
v = +/- 19
r = -6
c = +/-3
m = +/- 4/5