Recent content by artangelo21

Let x=rate of Alex x-400=rate of Jessica Person r t d Alex x 6 6x Jessica x-400 5 5x-2000 NOTE: ASSUME THIS IS IN TABULAR FORM. 6x+5x-2000=7900 6x+5x=7900+2000 11x/11=9900/11 x=900 x-400=500 Therefore, the rate of Alex is 900kph while the...