Mathematics, 18.10.2021 07:00 jadenvictor775

ariana averaged 77 on her first three history exams. The first score was 87 . The second score was 6 less than the third score. What did she score on the second and third exams?

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ariana averaged 77 on her first three history exams. The first score was 87 . The second score was 6...

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