document.write( "Question 703392:
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document.write( "During 1 term, Rachel took 2 math tests. Her mean score was 75. She scored 12 more points on the first test, then on the second test.how many did she score on the second test? \n" );
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Algebra.Com's Answer #433490 by checkley79(3341)![]() ![]() ![]() You can put this solution on YOUR website! (X +X-12)/2=75 \n" ); document.write( "(2X-12)/2=75\r \n" ); document.write( "\n" ); document.write( "2X-12=2*75 \n" ); document.write( "2X-12=150 \n" ); document.write( "2X=150+12 \n" ); document.write( "2X=168 \n" ); document.write( "X=168/2 \n" ); document.write( "X=84 ANS. FOR THE HIGHER SCORE. \n" ); document.write( "84-12=62 ANS. FOR THE LOWER SCORE. \n" ); document.write( "PROOF: \n" ); document.write( "(84+62)/2=75 \n" ); document.write( "150/2=75 \n" ); document.write( "75=75 \n" ); document.write( " |