Question 1049527: Louis is 29 years old. Her daughter is 5 years old. In how many years will Louis be triple her daughter’s age? Answer by ikleyn(52852) (Show Source):
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Louis is 29 years old. Her daughter is 5 years old. In how many years will Louis be triple her daughter’s age?
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29+x = 3*(5+x),
29 + x = 15 + 3x,
29 - 15 = 3x - x,
14 = 2x,
x = = 7.
Answer. In 7 years.
