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Next year my niece will be twice as old as she was six years ago. How old is she now

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Solution

Nextyearmyniecewillbetwiceasoldasshewassixyearsago.Howoldisshenow

Solution

Niece′sageis:13
Solution steps
Translate the problem into an equation:x+1=2(x−6)
Solve for x,x+1=2(x−6):x=13
Niece′sageis:13

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