28 less than twice a number

Discussion in 'Calculator Requests' started by math_celebrity, Nov 1, 2016.

  1. math_celebrity

    math_celebrity Administrator Staff Member

    A number means an arbitrary variable, let's call it x.
    • x
    Twice a number means multiply by 2
    • 2x
    28 less than twice a number means we subtract 28
    • 2x - 28
     

Share This Page