document.write( "Question 900708: I am suppose to solve the systems of equations by elimination and I don't understand it. Here is my problem.
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document.write( "X+y=-6
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document.write( "2x-y=3 \n" );
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Algebra.Com's Answer #546090 by mananth(16946)![]() ![]() You can put this solution on YOUR website! 1 x + 1 y = -6 .............1 \n" ); document.write( " \n" ); document.write( "2 x -1 y = 3 .............2 \n" ); document.write( "Eliminate y \n" ); document.write( "multiply (1)by 1 \n" ); document.write( "Multiply (2) by 1 \n" ); document.write( "1 x 1 y = -6 \n" ); document.write( "2 x -1 y = 3 \n" ); document.write( "Add the two equations \n" ); document.write( "3 x = -3 \n" ); document.write( "/ 3 \n" ); document.write( "x = -1 \n" ); document.write( "plug value of x in (1) \n" ); document.write( "1 x + 1 y = -6 \n" ); document.write( "-1 + y = -6 \n" ); document.write( " y = -6 + 1 \n" ); document.write( " y = -5 \n" ); document.write( " \n" ); document.write( " |