document.write( "Question 1051227: in math maria has test scores of 80, 85, 72, 53, and 100. What score must maria get on the next test in order to reach an average of 81% \n" ); document.write( "
Algebra.Com's Answer #666788 by josgarithmetic(39629)\"\" \"About 
You can put this solution on YOUR website!
Next score, unknown value x.
\n" ); document.write( "That will give six score values.\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "AVERAGE of all plus the next to be 81%
\n" ); document.write( "\"%2880%2B85%2B72%2B53%2B100%2Bx%29%2F6=81\"
\n" ); document.write( "
\n" );