document.write( "Question 455901: Can someone please solve using the substitution method?\r
\n" ); document.write( "\n" ); document.write( "6x+6y=30
\n" ); document.write( "-8x+y=41\r
\n" ); document.write( "\n" ); document.write( "
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Algebra.Com's Answer #312965 by richwmiller(17219)\"\" \"About 
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)
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