Enter equation 1:

a =  b =  c =  d =  e = 

Enter equation 2:

f =  g =  h =  i =  j = 

Enter equation 3:

k =  l =  m =  n =  o = 

Enter equation 4:

p =  q =  r =  s =  t =  <-- Equation 4
The following four unknown practice equations have been generated for you:
13w + 3x + 14y - 18 = -6
2w + 3x - 3y + 4 = 20
16w + 8x + 6y + 16 = 15
11w + 6x + 15y + 20 = 6
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