Write and solve an equation to find the value of the variable.

Mathematics
Tutor: None Selected Time limit: 1 Day


Write and solve an equation to find the value of the variable.

104, 137, 154, 131, x; mean = 130

a.  127

b.  125

c.  122

d.  124

May 4th, 2015

x= 124

Please let me know if you have any other questions and best me if you are satisfactory.   

May 4th, 2015

(104+137+154+131+x) /5 =130

526+x= 130*5

526+x= 650

x= 650-526

  =124



May 4th, 2015

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