SOLUTION: 8 scores have an average of 6, adding scores of 15 and x make the average 7, what is x
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Question 804205: 8 scores have an average of 6, adding scores of 15 and x make the average 7, what is x
Answer by richwmiller(17219) (Show Source): You can put this solution on YOUR website!
(8*6+15+x)/10=7
(8*6+15+x)=70
48+15+x=70
x=7
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