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05) Test for consistency and solve
x+2y+z=3. 2x+3y+2z=5. 3x-5y+5z=2. 3x+9y-z=4
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X= -1 ,Y= 1 ,Z= 2
we will use elimination method to find answer of X ,Y,Z as it is easiest to do.You can solve it with other method also
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