Posted by emma on Monday, November 21, 2011 at 7:02pm.
follow the same steps as I just showed you in the previous post.
Let me know what you got.
w+s = 45
(w-5) = 6(s-5)
w - 5 = 6 s - 30
or
w - 6s = -25
w + 1s = 45
------------
-7 s = - 70
s = 10
then
w = 35
difference w-s = 25 years older
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