document.write( "Question 896460: the algebra marks of five students are x,3x,2x-1,5x+9,4x+7. what is the mean mark \n" ); document.write( "
Algebra.Com's Answer #543650 by ankor@dixie-net.com(22740)\"\" \"About 
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e algebra marks of five students are x,3x,2x-1,5x+9,4x+7.
\n" ); document.write( "A = \"%28%28x%2B3x%2B%282x-1%29%2B%285x%2B9%29%2B%284x%2B7%29%29%29%2F5\"
\n" ); document.write( "combine like terms
\n" ); document.write( "A = \"%28%28x%2B3x%2B2x%2B5x%2B4x-1%2B9%2B7%29%29%2F5\"
\n" ); document.write( "A = \"%28%2815x%2B15%29%29%2F5\"
\n" ); document.write( "5 divides evenly into both terms
\n" ); document.write( "A = 3x+3 is the mean
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