document.write( "Question 791476: On a biology test, the highest grade was 68 points more than the lowest grade. The sum of the two grades was 128. Find the lowest grade. \n" ); document.write( "
Algebra.Com's Answer #479601 by rfer(16322)\"\" \"About 
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x+x+68=128
\n" ); document.write( "2x=128-68
\n" ); document.write( "2x=60
\n" ); document.write( "x=60/2
\n" ); document.write( "x=30
\n" ); document.write( "
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