document.write( "Question 424046: Use elimination to solve the system of equations.\r
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document.write( "3x-5y=1
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document.write( "2x+3y=-12\r
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document.write( "also need steps \n" );
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Algebra.Com's Answer #295714 by mananth(16946)![]() ![]() You can put this solution on YOUR website! 3x-5y=1 .............1 \n" ); document.write( "2x+3y=-12.............2 \n" ); document.write( " \n" ); document.write( "multiply (1)by 3 \n" ); document.write( "Multiply (2) by 5 \n" ); document.write( "9x-15y=3 \n" ); document.write( "10x+15y= -60 \n" ); document.write( " \n" ); document.write( "Add the two equations \n" ); document.write( "19x=-57 \n" ); document.write( "/19 \n" ); document.write( "x=-3 \n" ); document.write( "plug value of x in (1) \n" ); document.write( "3x-5y=1 \n" ); document.write( "-9+-5y=1 \n" ); document.write( "-5y=1+9 \n" ); document.write( "-5y=10 \n" ); document.write( "y=-2 \n" ); document.write( " \n" ); document.write( " |