document.write( "Question 747092: What is the average arithmetic mean of (4x+3), (-8x+-2) and (7x+8) \n" ); document.write( "
Algebra.Com's Answer #454742 by nerdybill(7384)\"\" \"About 
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What is the average arithmetic mean of (4x+3), (-8x+-2) and (7x+8)
\n" ); document.write( ".
\n" ); document.write( "\"sum\" divided by 3:
\n" ); document.write( "[(4x+3)+(-8x+-2)+(7x+8)]/3
\n" ); document.write( "[4x+3-8x-2+7x+8]/3
\n" ); document.write( "[3-4x-2+7x+8]/3
\n" ); document.write( "[1-4x+7x+8]/3
\n" ); document.write( "[1+3x+8]/3
\n" ); document.write( "[3x+9]/3
\n" ); document.write( "x+3
\n" ); document.write( "
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