the underlying formula that you want to use to set this one up is
(11 + 17 + 15 + 28 + x) / 5 = 19.6
solving that algebraically for the value of "x" yields
71 + x = 98
x = 27
Aiesha L.
asked • 12/04/17average question for GRE
if the average of 11,17,15,28, and x is 19.6, what is the value of x?
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Arturo O. answered • 12/04/17
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(11 + 17 + 15 + 28 + x)/5 = 19.6
Can you solve for x and finish from here?
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