@Carl Love would you like to visit this link http://www.mapleprimes.com/questions/204724-How-Do-I-Plot-Multiple-Ode-Numerical ? thank you :)

@tomleslie i have tried your code . it's work . thank you so much for your kindness . hope god bless you :)

@Carl Love i have repost this question to a new thread . then, what should i do to plot multiple ode numerical solution on one plot using maple 15 ?

your help will be gracefully appreciated

thank you for your answer :)