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What is the value of $x^2 - y^2?$

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VJesus12: Legendary Member; Posts: 2276; Joined: Sat Oct 14, 2017 6:10 amFollowed by: 3 members

by VJesus12 » Tue Sep 15, 2020 2:35 am

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What is the value of $x^2 - y^2?$

(1) $x + y = 2x$
(2) $x + y = 0$

Answer: D

Source: Official Guide

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Source: Beat The GMAT — Data Sufficiency | Tue Sep 15, 2020 2:35 am

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