SOLUTION: what is the answer to this problem: 2x-3y+2z=3 2y-3z=-6 z=4

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Question 451640: what is the answer to this problem:
2x-3y+2z=3
2y-3z=-6
z=4
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi,

z+=+4

2y-3z = -6

2y-3*4 = -6

 2y = 6

  y+=+3

2x-3y+2z=3

 2x-3*3+2*4 = 3

     2x = 4

     +x+=+2

 Ordered triple (2,3,4) the solution for this system