SOLUTION: A man can row up stream at 2mph and down stream at 8mph.He rowed upstream until he got tired then downstream to his starting point.How far did he row if the entire trip took 2 hour

Algebra ->  Expressions-with-variables -> SOLUTION: A man can row up stream at 2mph and down stream at 8mph.He rowed upstream until he got tired then downstream to his starting point.How far did he row if the entire trip took 2 hour      Log On


   

Question 918581: A man can row up stream at 2mph and down stream at 8mph.He rowed upstream until he got tired then downstream to his starting point.How far did he row if the entire trip took 2 hours?..When I tried it I got 3.2 miles.Is this correct? tks tutors
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
(5-3)*a=(5+3)*b,
a+b=2
a = 8/5, b = 2/5
16/5=3 1/5=3.2 miles each way
6.4 miles total