document.write( "Question 999257: In was just wondering if I got this right.
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document.write( "The problem is 5x+5y=5
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document.write( "3y=-6x+12
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document.write( "The answer I got was x=1 y=-2 please help I don't know if I'm right out not
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document.write( "Systems of equations problem using addition/elimination \n" );
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Algebra.Com's Answer #616927 by mananth(16946)![]() ![]() You can put this solution on YOUR website! 5 x + 5 y = 5 .............1 \n" ); document.write( "Total value \n" ); document.write( "6 x + 3 y = 12 .............2 \n" ); document.write( "Eliminate y \n" ); document.write( "multiply (1)by -3 \n" ); document.write( "Multiply (2) by 5 \n" ); document.write( "-15 x -15 y = -15 \n" ); document.write( "30 x + 15 y = 60 \n" ); document.write( "Add the two equations \n" ); document.write( "15 x = 45 \n" ); document.write( "/ 15 \n" ); document.write( "x = 3 \n" ); document.write( "plug value of x in (1) \n" ); document.write( "5 x + 5 y = 5 \n" ); document.write( "15 + 5 y = 5 \n" ); document.write( " 5 y = 5 -15 \n" ); document.write( " 5 y = -10 \n" ); document.write( " y = -2 \n" ); document.write( " \n" ); document.write( " |