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Competitive Stats
Q7Section I (General (compulsory))7 of 84

Row 3 equals row 1 + row 2 on the left but not on the right

The following system of equations: x+2y+2z=5x+2y+2z=5, 2x+2y+3z=52x+2y+3z=5, 3x+4y+5z=93x+4y+5z=9:

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