show work to see how you got your answer 2/25/2014 | Vanae from Stratford, CT | 1 Answer | 0 Votes Mark favorite Subscribe Comment
Hi Vanae; One way.... (7x+4x) kilometers=11x kilometers Round trip... [2(7x+4x)] kilometers=[2(11x)] kilometers=22x kilometers 2/25/2014 | Vivian L. Comment