SOLUTION: 133 visitors visited a computer exhibition. 1/4 of the number of local visitors is equal to 3/7 the number of overseas visitors. How many local visitors and how many overseas visit

Question 945803: 133 visitors visited a computer exhibition. 1/4 of the number of local visitors is equal to 3/7 the number of overseas visitors. How many local visitors and how many overseas visitors are there?
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = number of local visitors
Let = number of overseas visitors
-------------
(1)
(2)
------------------------
(2)
(2)
---------------------
by substitution:
(1)
(1)
(1)
(1)
and, since
(1)
(1)
(1)
The number of local visitors is 84
The number of overseas visitors is 49
-----------------
(2)
(2)
(2)
OK

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