AP EAMCET Engineering 2018 Apr 23 Shift 1 Paper

Section: Mathematics
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Question : 6 of 160
 
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If the system of linear equations given by x + y + z = 3 , 2x + 2y - z = 3 , x + y - z = 1 is consistent and if (x0,y0,z0) is a solution, then 2x0+2y0+z0 =
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