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Solve the system by elimination:

3x + 3y +3z = 9

9x + 9y + 9z = 13

x – 3y +5z = 10

Enter your solution in the form ( x , y , z ). Enter “N” for all three variables if there is no solution. Enter “I” for all three variables if there are an infinite number of solutions.

( , , )

Correct!