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Tanu sharma Asked a Question
August 30, 2020 3:14 pmpts 30 pts
Q.16 Ifx,y and z are real numbers such that 4 x + 2y+z =31 and 2 x + 4y- z= 19, then the value of 9x+7y+z (A) cannot be computed from the given information (B) equals C) cquals 2 (D) equals
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  • Anuj s. thankyou
    solution
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