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OpenStudy (anikate):
Mean is 20 Solve for x 6,22,x,7,36
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OpenStudy (amistre64):
mean is average, and we determine average by adding up all the values and dividing by how many there are
OpenStudy (amistre64):
\[avg(a_1,a_2,a_3,...,a_n)=\frac{a_1+a_2+a_3+...+a_n}{n}\]
OpenStudy (amistre64):
so, avg*n - known values = x
OpenStudy (anonymous):
x=29
OpenStudy (anikate):
Could u show me again by susbstituting the letters with numbers
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