document.write( "Question 900585: After bowling four games, Rita's average was 99. What must she score in the 5th game to average 100? \n" ); document.write( "
Algebra.Com's Answer #546074 by richwmiller(17219)\"\" \"About 
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100-99=1
\n" ); document.write( "100-99=1
\n" ); document.write( "100-99=1
\n" ); document.write( "100-99=1
\n" ); document.write( "1+1+1+1=4
\n" ); document.write( "100+4=104 needed\r
\n" ); document.write( "\n" ); document.write( "(4*(99)+x)/5=100
\n" ); document.write( "(4*(99)+x)=500
\n" ); document.write( "396+x=500
\n" ); document.write( "x=104 needed\r
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