SOLUTION: the average of your first 6 test is 82. if your test average after your seventh test is an 80.5, what did you score on the seventh test?

SOLUTION: the average of your first 6 test is 82. if your test average after your seventh test is an 80.5, what did you score on the seventh test?

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Question 918707: the average of your first 6 test is 82. if your test average after your seventh test is an 80.5, what did you score on the seventh test?
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!

x = 563.5 - 492
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