SOLUTION: Bill is 3 times as old as Nancy.
In 12 years Bill will be twice as old as Nancy.
How old are Bill and Nancy now?
Algebra.Com
Question 304771: Bill is 3 times as old as Nancy.
In 12 years Bill will be twice as old as Nancy.
How old are Bill and Nancy now?
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Bill is 3 times as old as Nancy.
In 12 years Bill will be twice as old as Nancy.
How old are Bill and Nancy now?
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Equations:
b = 3n
(b+12) = 2(n+12)
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Substitute for "b" and solve for "n":
3n+12 = 2n+24
n = 12 yrs old (Nancy's age now)
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Since b = 3n, b = 3*12 = 36 yrs old (Bill's age now)
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Cheers,
Stan H.
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