document.write( "Question 161600: My worksheet says:
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document.write( "Solve the system of equations:
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document.write( "3X+2Y=17
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document.write( "2X-Y=9
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document.write( "Please help
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document.write( "thanks \n" );
document.write( "
Algebra.Com's Answer #119082 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! Solve the system of equations: \n" ); document.write( "3X+2Y=17 eqn 1 \n" ); document.write( "2X-Y=9 eqn 2 \n" ); document.write( "------------ \n" ); document.write( "2X-Y=9 eqn 2 \n" ); document.write( "-y = 9-2x \n" ); document.write( "y = 2x-9 \n" ); document.write( "Sub for y into eqn 1 \n" ); document.write( "3x + 2(2x-9) = 17 \n" ); document.write( "3x + 4x -18 = 17 \n" ); document.write( "7x = 35 \n" ); document.write( "x = 5 \n" ); document.write( "----------- \n" ); document.write( "y = 2x-9 \n" ); document.write( "y = 1\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |