document.write( "Question 627915: sharon has scores of 76, 82, 93, 47 and 91 on her last five tests.What is the lowest she must score on her final test to average at least an 80? \n" ); document.write( "
Algebra.Com's Answer #395210 by ewatrrr(24785)\"\" \"About 
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\n" ); document.write( "Hi,
\n" ); document.write( "sharon has scores of 76, 82, 93, 47 and 91 on her last five tests. \"T+=+389\"
\n" ); document.write( "What is the lowest score \"highlight%28x%29\"she must score on her final test to average at least an 80?
\n" ); document.write( " (389+x)/6 ≥ 80
\n" ); document.write( " x ≥ 480-389
\n" ); document.write( " x ≥ 91 \n" ); document.write( "
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