Question 976314: Mira is five years older than Tanya. In three years, twice Mira's age will be triple Tanya's age. How old is Mira now? Answer by stanbon(75887) (Show Source):
You can put this solution on YOUR website! Mira is five years older than Tanya. In three years, twice Mira's age will be triple Tanya's age. How old is Mira now?
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Equations:
m = t + 5
2(m+3) = 3(t+3)
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Substitute for "m" and solve for "t":
2(t+8) = 3t+9
2t+16 = 3t+9
t = 7 yrs
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Ans::
m = t+5
Mira = 7+5 = 12 yrs
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Cheers,
Stan H.
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