Re: [Math4u] Re: traveling problem

Thanks Ray!

RayKornele <krazykyngekorny@yahoo.com> wrote:

--- In Math4u@yahoogroups.com, "alminamom" <alminamom@...> wrote:
>
> ching leaves san francisco and travels towards LA at 50mph. An hour
> later, phil leaves LA and travels towards san francisco at 60 mph. if
> the two cities are 380 miles apart, how many hours will it take for
> ching to meet phil?
>
The distance between the two cities is unimportant. The equation is

50t = 60(t-1)

Ching travels 50mph for t hours. Phil goes 60mph for one hour less.
You want to know when their two distances becom equal.
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