document.write( "Question 522950: Solve the system by the elimination method.
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document.write( "5x + 3y = -11
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document.write( "7x - 2y = 19 \n" );
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Algebra.Com's Answer #347098 by mananth(16946)![]() ![]() You can put this solution on YOUR website! 5 x + 3 y = -11 .............1 \n" ); document.write( "7 x -2 y = 19 .............2 \n" ); document.write( "Eliminate y \n" ); document.write( "multiply (1)by 2 \n" ); document.write( "Multiply (2) by 3 \n" ); document.write( "10 x 6 y = -22 \n" ); document.write( "21 x -6 y = 57 \n" ); document.write( "Add the two equations \n" ); document.write( "31 x = 35 \n" ); document.write( "/ 31 \n" ); document.write( "x = 1.13 \n" ); document.write( "plug value of x in (1) \n" ); document.write( "5 x + 3 y = -11 \n" ); document.write( "5.65 + 3 y = -11 \n" ); document.write( " 3 y = -11 -5.65 \n" ); document.write( " 3 y = -16.65 \n" ); document.write( " y = -5.55 \n" ); document.write( " \n" ); document.write( " |