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:
2x + 12y + 4z = 10
8x + 14y + 8z = 7
4x + 7y + 6z = 18

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