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asked Jul 6, 2017 in Algebra 1 Answers by Gurvinder Singh

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Her age in 3 years=x+3; her age 3 years ago=x-3 where x is her age now.

So x=3(x+3)-3(x-3)=3x+9-3x+9=18. So she is 18 years old.
answered Jul 6, 2017 by Rod Top Rated User (559,680 points)

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