Ralph is 3 times as old as Sara. In 6 years, Ralph will be only twice as old as Sara will be then. Find Ralph's age now. Which of the following equations could be used to solve the problem? 3x + 2x x + 6 = 2(3x + 6) 3x + 6 = 2(x + 6) 3x + 6 = 2x + 6

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