document.write( "Question 334719: Please solve and graph the following system:\r
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document.write( "3x-5y = - 9
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document.write( "5x-6y = -8\r
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document.write( "Thank you! \n" );
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Algebra.Com's Answer #239843 by mananth(16946)![]() ![]() You can put this solution on YOUR website! 3x-5y = - 9 \n" ); document.write( "5x-6y = -8 \n" ); document.write( ".. \n" ); document.write( "multiply equation 1 by -5 and equation 2 by 3 \n" ); document.write( ".. \n" ); document.write( "-15x+25y=45 \n" ); document.write( "-15x-18y=-24 \n" ); document.write( ".. \n" ); document.write( "7y=21 \n" ); document.write( "divide by 7 \n" ); document.write( "y =3 \n" ); document.write( ".. \n" ); document.write( "plug value of y in equation 1 \n" ); document.write( "3x-5*3=-9 \n" ); document.write( "3x-15=-9 \n" ); document.write( "add +15 \n" ); document.write( "3x=15-9 \n" ); document.write( "3x=6 \n" ); document.write( "divide by 3 \n" ); document.write( "x=2\r \n" ); document.write( "\n" ); document.write( ".. \n" ); document.write( " \n" ); document.write( "They intersect at (2,3) \n" ); document.write( " |