SOLUTION: Alex earned scores of 60,74,82,87,87 and 94 on his six algebra test. He has one more test to take and would like to get an average of at least 83. What is the minimum score that he
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Question 1116105: Alex earned scores of 60,74,82,87,87 and 94 on his six algebra test. He has one more test to take and would like to get an average of at least 83. What is the minimum score that he needs to get on the seventh test?
Answer by addingup(3677) (Show Source): You can put this solution on YOUR website!
(60 + 74 + 82 + 87 + 87 + 94 + x)/7 =< 83
(484 + x)/7 =< 83
[(484 + x)/7] * 7 =< 83 * 7
484 + x = 581
x = 97
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