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6th Class Mathematics Algebra Question Bank Algebra

  • question_answer
    Find the value of \[2x-y+z,\] when \[x=1,\] \[y=-2,\] \[z=-1\]

    A)  3                                

    B)  5            

    C)  6                                

    D)  7

    Correct Answer: A

    Solution :

    \[2x-y+z\] \[2\times 1-(-2)+(-1)\] \[=2+2-1=4-1=3\]


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