SOLUTION: In 30 years, Sarah will be 4 times as old as she is now. How old is she now?

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Question 397509: In 30 years, Sarah will be 4 times as old as she is now. How old is she now?
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!


Hi

Let x represent Sara's age NOW

Question states*** 30 years from now...

  x+30 = 4x

solving for s

    30 = 3x

    x = 10, Sara's age NOW



CHECKING our Answer***

 10 + 30 = 4*10