document.write( "Question 160358: 3x - 1/2y = 5
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document.write( "1/3x + 1/4y = 3\r
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document.write( "Solve by elimination\r
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document.write( "Answer's are X=3 and Y=8 \n" );
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Algebra.Com's Answer #118353 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! 3x - 1/2y = 5 \n" ); document.write( "1/3x + 1/4y = 3 MULTIPLY BY -9 & ADD. \n" ); document.write( "-3X-9Y/4=-27 \n" ); document.write( "3X-Y/2=5 \n" ); document.write( "---------------------- \n" ); document.write( "-9Y/4-Y/2=-22 \n" ); document.write( "(-9Y-2Y)/4=-22 \n" ); document.write( "-11Y=-88 \n" ); document.write( "Y=-88/-11 \n" ); document.write( "Y=8 ANSWER. \n" ); document.write( "3X-8/2=5 \n" ); document.write( "3X-4=5 \n" ); document.write( "3X=5+4 \n" ); document.write( "3X=9 \n" ); document.write( "X=9/3 \n" ); document.write( "X=3 ANSWER. \n" ); document.write( "PROOF; \n" ); document.write( "3/3+8/4=3 \n" ); document.write( "1+2=3 \n" ); document.write( "3=3 \n" ); document.write( " \r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |