SOLUTION: If a man learns 130 words a month in country A and 150 words a month in country B and learns a total of 1920 words in 14 months how many months did he stay in each country

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Question 1108972: If a man learns 130 words a month in country A and 150 words a month in country B and learns a total of 1920 words in 14 months how many months did he stay in each country
Answer by josgarithmetic(39617)   (Show Source): You can put this solution on YOUR website!
R, words per month
T, number of months of time
W, number of words

R is a separate constant depending on which country. 
COUNTRY        RATE        TIME       WORDS
A              130          t         130t
B              150         14-t      150(14-t)
Totals                      14        1920


-




--------9 months in country A
-
---------5 months in country B
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