SOLUTION: The sum of Laura and Sally's ages now is 32. Six years ago, Sally was 1/3 as old as double Laura's age then. How old are each now?
i tried solving but S(1/3) + L(2)=26 did not
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Question 992105: The sum of Laura and Sally's ages now is 32. Six years ago, Sally was 1/3 as old as double Laura's age then. How old are each now?
i tried solving but S(1/3) + L(2)=26 did not work. Thanks
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = Laura's age now
Let = Sally's age now
-----------------------
(1)
(2)
--------------------------
(2)
(2)
(2)
------------------
Multiply both sides of (1) by
and add the equations
(1)
(2)
------------------
and
(1)
(1)
-------------
Laura is 18
Sally is 14
----------
check:
(2)
(2)
(2)
(2)
(2)
OK
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