2x + y years ago, Roberto was 3x + y years old. How many years old was Roberto x years ago?

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by AAPL » Tue Aug 18, 2020 5:21 am

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2x + y years ago, Roberto was 3x + y years old. How many years old was Roberto x years ago?

A. x
B. 4x + 2y
C. 5x + 2y
D. 6x + 2y
E. 6x + y

OA B

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Source: Beat The GMAT — Problem Solving | Tue Aug 18, 2020 5:21 am

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