Question 1029730
Betty is now three times as old as mike,but in five years she will be only twice as old as mike. how old is mike right now
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b = 3m
b+5 = 2(m+5)
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Substitute for "b" and solve for "m"::
3m+5 = 2m+10
m = 5 yrs (mike's age now)
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Cheers,
Stan H.
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