document.write( "Question 577146: Find the mean and solve an equation to find the value of x.
\n" ); document.write( "40,98,94,102,21,x; mean 88
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Algebra.Com's Answer #370085 by solver91311(24713)\"\" \"About 
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\n" ); document.write( "\n" ); document.write( "There are 6 data elements, so 88 is the quotient when you divided the sum of all the data by 6. Multiply 88 by 6 to get the sum of all the data. Subtract the sum of all the known data elements. What is left will be \r
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\n" ); document.write( "\n" ); document.write( "John
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\n" ); document.write( "My calculator said it, I believe it, that settles it
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