Question 1074290
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<pre>
7*(r + (r+14)) = 770,

14r + 98 = 770,

14r = 770 - 98 = 672  --->  r = {{{672/14}}} = 48 {{{km/h}}}.
</pre>

<U>Answer</U>.  the speed of the slower train is 48 {{{km/h}}}.


See the lessons

- <A HREF=http://www.algebra.com/algebra/homework/word/travel/Travel-and-Distance-problems.lesson>Travel and Distance problems</A>  

- <A HREF=https://www.algebra.com/algebra/homework/word/travel/Travel-and-Distance-problems-for-two-bodies-moving-toward-each-other.lesson>Travel and Distance problems for two bodies moving in opposite directions</A>

- <A HREF=https://www.algebra.com/algebra/homework/word/travel/Typical-catching-up-Travel-and-Distance-problems.lesson>Travel and Distance problems for two bodies moving in the same direction (catching up)</A>

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