document.write( "Question 203355: Please I need help with this one. Thanks million.
\n" ); document.write( " Solve by the elimination method.
\n" ); document.write( "7r+3s=38
\n" ); document.write( "3r+7s=66
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\n" ); document.write( "21r+9s= -114
\n" ); document.write( "-21r-49= -462
\n" ); document.write( "-58= -576
\n" ); document.write( "S=? 9.9....?
\n" ); document.write( "--------------
\n" ); document.write( "7r-3(3)=-38
\n" ); document.write( "R=?
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Algebra.Com's Answer #153423 by scott8148(6628)\"\" \"About 
You can put this solution on YOUR website!
7r+3s=38
\n" ); document.write( "3r+7s=66
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\n" ); document.write( "\n" ); document.write( "21r+9s= -114 ___ why is the 114 negative?
\n" ); document.write( "try ___ 21r + 9s = 114\r
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\n" ); document.write( "\n" ); document.write( "-21r-49= -462 ___ what happened to the \"s\"?
\n" ); document.write( "try ___ -21r - 49s = -462\r
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\n" ); document.write( "\n" ); document.write( "-58= -576 ___ -40s = -348 ___ s = 8.7
\n" ); document.write( "S=? 9.9....?
\n" ); document.write( "--------------\r
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\n" ); document.write( "\n" ); document.write( "7r + 3 (8.7) = 38 ___ 7r + 26.1 = 38 ___ 7r = 11.9 ___ r = 1.7
\n" ); document.write( "R=?
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