document.write( "Question 178688: I tried solving this system, I am not getting it.
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document.write( "Using the addition method, solve then state if it is independent, inconsistent, dependent. show steps so I can see what I did wrong.
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document.write( "-3x + y =3
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document.write( " 2x - 3y =5\r
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document.write( "and \r
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document.write( "5x - 3y = -20
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document.write( "3x + 2y = 7
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Algebra.Com's Answer #133650 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Using the addition method, solve then state if it is independent, inconsistent, dependent. show steps so I can see what I did wrong. \n" ); document.write( "-3x + y =3 \n" ); document.write( "2x - 3y =5 \n" ); document.write( "---------------- \n" ); document.write( "Modify : \n" ); document.write( "-9x + 3y = 9 \n" ); document.write( "2x - 3y = 5 \n" ); document.write( "---------------------- \n" ); document.write( "Add to get: \n" ); document.write( "-7x = 14 \n" ); document.write( "x = -2 \n" ); document.write( "-------------- \n" ); document.write( "Substitute to solve for \"Y\": \n" ); document.write( "2*-2 - 3y = 5 \n" ); document.write( "-3y = 9 \n" ); document.write( "y = -3 \n" ); document.write( "------------ \n" ); document.write( "Sincle point solution so independent\r \n" ); document.write( "\n" ); document.write( "======================================================\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( "5x - 3y = -20 \n" ); document.write( "3x + 2y = 7 \n" ); document.write( "----- \n" ); document.write( "Modify to get: \n" ); document.write( "10x - 6y = -40 \n" ); document.write( "9x + 6y = 21 \n" ); document.write( "------------------- \n" ); document.write( "Add to solve for \"x\": \n" ); document.write( "19x = -19 \n" ); document.write( "x = -19/19 = -1 \n" ); document.write( "--------- \n" ); document.write( "Substitute to solve for \"y\": \n" ); document.write( "3*-1 + 2y = 7 \n" ); document.write( "2y = 10 \n" ); document.write( "y = 5 \n" ); document.write( "--------------- \n" ); document.write( "One point solution so independent. \n" ); document.write( "====================================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " \n" ); document.write( " |