51 decreased by twice a number

Discussion in 'Calculator Requests' started by math_celebrity, Oct 25, 2016.

  1. math_celebrity

    math_celebrity Administrator Staff Member

    A number is denoted as an arbitrary variable, let's call it x.

    Twice a number means we multiply by 2, so 2x.

    51 decreased by twice a number means we subtract 2x from 51
    51 - 2x

     
    Last edited: Jan 7, 2024

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