1

a =  b =   c =   d = 

Enter equation 2:

e =  f =   g =   h = 

Enter equation 3:

i =  j =   k =   l = 
  
The following three 3 unknowns equations have been generated for you as practice:
4x + 16y + 9z = 12
7x + 13y + 4z = 6
7x + 8y + 2z = 10

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