13 times the sum of x and 9y

Discussion in 'Calculator Requests' started by math_celebrity, Mar 13, 2020.

  1. math_celebrity

    math_celebrity Administrator Staff Member

    13 times the sum of x and 9y

    The sum of x and 9y means we add 9y to x:
    x + 9y

    Now multiply this sum by 13:
    13(x + 9y)
     

Share This Page