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OpenStudy (anonymous):
Eight less than a number doubled is twenty more than the number. What is the number? A. 28 B. 6 C. 14 D. 36
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OpenStudy (nurali):
8 less than "a number" can be represented as x (the number) -8. 8 less than "a number doubled" would be 2*x-8. So 2x-8 equals x (the number) plus 20 more, or 20+x. Isolate x, and it equals 28
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