SOLUTION: you have scores of 75 and 82 on your first two tests.What do you need on the third to make sure your test average is an 84?
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Question 638227: you have scores of 75 and 82 on your first two tests.What do you need on the third to make sure your test average is an 84?
Answer by Tatiana_Stebko(1539) (Show Source): You can put this solution on YOUR website!
Let x is the third test score
multiply by 3
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