document.write( "Question 355744: I need help solving the following systems. Please show the work so that I can understand for future reference. Thanks in advance for any help.\r
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document.write( "x+3/2y=7/2
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document.write( "3x=3/4y \n" );
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Algebra.Com's Answer #254037 by J2R2R(94)![]() ![]() You can put this solution on YOUR website! x + 3/2y = 7/2\r \n" ); document.write( "\n" ); document.write( " 3x = 3/4y\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "From the second equation we have\r \n" ); document.write( "\n" ); document.write( " x = y/4\r \n" ); document.write( "\n" ); document.write( "So substituting this into the first equation we have\r \n" ); document.write( "\n" ); document.write( " y/4 + 3y/2 = 7/2\r \n" ); document.write( "\n" ); document.write( "x 4 y + 6y = 14\r \n" ); document.write( "\n" ); document.write( " 7y = 14\r \n" ); document.write( "\n" ); document.write( " y = 2\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Giving x = y/4 = 2/4 = 1/2\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Check\r \n" ); document.write( "\n" ); document.write( " 1/2 + 3 = 7/2\r \n" ); document.write( "\n" ); document.write( " 3/2 = 6/4 \n" ); document.write( " |