SOLUTION: The scores of 12,17,15 and x have a value of 13. What is the value of x?

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Question 652906: The scores of 12,17,15 and x have a value of 13. What is the value of x?
Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
(12+17+15+x)/4=13
44+x=13*4
44+x=52
x=52-44
x=8