Mathematics, 09.12.2021 05:20 glowbaby123

the average score of the five tests was 83. The first 4 scores were 91, 78, 86, 72. What was the score of the 5th test. Thank you so much!

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the average score of the five tests was 83. The first 4 scores were 91, 78, 86, 72. What was the sco...