What the official guide could not do for your GMAT prep, we do in this video by explaining how to reason through an absolute value question. We introduce the Variable Approach, a revolutionary approach to solve GMAT math DS section questions with precision and speed. GMAT prep is made easy by simply listening to our lectures on the Variable Approach method. Try our revolutionary approach today and see how quickly and accurately you can solve the GMAT math section. For more information on our GMAT math prep, please visit us at http://mathrevolution.com.
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