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Mathematics, 07.07.2019 05:50 liln223
Mariana averaged 7474 on her first three history exams. the first score was 7777. the second score was 77 less than the third score. what did she score on the second and third exams
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Mariana averaged 7474 on her first three history exams. the first score was 7777. the second score w...
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