8 more than twice a number is less than 6 more than the number

Discussion in 'Calculator Requests' started by math_celebrity, Jun 15, 2019.

  1. math_celebrity

    math_celebrity Administrator Staff Member

    8 more than twice a number is less than 6 more than the number.

    This is an algebraic expression, let's take it in pieces...

    The phrase a number means an arbitrary variable, let's call it x.

    8 more than twice a number:
    Twice a number means multiply x by 2: 2x
    Then add 8: 2x + 8

    6 more than the number, means we add 6 to x
    x + 6

    The phrase is less than means an inequality, where we set 2x + 8 less than x + 6
    2x + 8 < x + 6
     

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