document.write( "Question 455901: Can someone please solve using the substitution method?\r
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document.write( "6x+6y=30
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document.write( "-8x+y=41\r
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Algebra.Com's Answer #312965 by richwmiller(17219)![]() ![]() You can put this solution on YOUR website! divide the first by 6 \n" ); document.write( "x+y=5 \n" ); document.write( "-8x+y=41 \n" ); document.write( "y=5-x \n" ); document.write( "-8x+5-x=41 \n" ); document.write( "-9x=36 \n" ); document.write( "x=-4 \n" ); document.write( "x+y=5 \n" ); document.write( "-4+y=5 \n" ); document.write( "y=9 \n" ); document.write( "(-4,9) \n" ); document.write( " \n" ); document.write( " |