Question 1208094
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This problem is just solved and answered at this forum under this link


https://www.algebra.com/algebra/homework/word/misc/Miscellaneous_Word_Problems.faq.question.1208114.html



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                    To Edwin



Edwin, I use this occasion to inform you that it took some time for me 
to find another - correct - solution to this problem  Triangles/1208063



https://www.algebra.com/algebra/homework/Triangles/Triangles.faq.question.1208063.html


<A HREF=https://www.algebra.com/algebra/homework/Triangles/Triangles.faq.question.1208063.html>https://www.algebra.com/algebra/homework/Triangles/Triangles.faq.question.1208063.html
</A>


but finally I found it and placed  this my updated solution under this link, at the same place/spot.