document.write( "Question 1090561: Donna has scored
\n" ); document.write( "70
\n" ); document.write( ",
\n" ); document.write( "72 very quicky
\n" ); document.write( ",
\n" ); document.write( "69
\n" ); document.write( ",
\n" ); document.write( "75
\n" ); document.write( ", and
\n" ); document.write( "65
\n" ); document.write( " on her previous five tests. What score does she need on her next test so that her average (mean) is
\n" ); document.write( "70
\n" ); document.write( "? \n" ); document.write( "

Algebra.Com's Answer #705009 by Tatiana_Stebko(1539) $\"\"$ $\"About$

You can put this solution on YOUR website!
$\"%2870%2B72%2B69%2B75%2B65%2Bx%29%2F6=70\"$ Multiply both sides by 6
\n" ); document.write( " $\"351%2Bx=420\"$
\n" ); document.write( " $\"x=420-351\"$
\n" ); document.write( " $\"x=69\"$
\n" ); document.write( "Donna needs to score 69 on her next test \n" ); document.write( "

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