anonymous
  • anonymous
Let setM = {x, 2x, 4x} for any number x. If the average (arithmetic mean) of the numbers in set M is 14, what is the value of x ? a.6 b.7 c.10 d.12 e.14
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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jamiebookeater
  • jamiebookeater
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tkhunny
  • tkhunny
How do you calculate and average?
anonymous
  • anonymous
average a,b,c,d = (a+b+c+d)/4 in this case we have x, 2x, 4x whose average is 14 this implies that (x+2x+4x)/3 =14 or (x+2x+4x) = (14)(3) or 7x = (14)(3) or x= (14)(3)/7 or x= (2)(3) or x=6

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