document.write( "Question 610610: 8m+2=17
\n" ); document.write( "m-4n=31\r
\n" ); document.write( "\n" ); document.write( "solve by substitution
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Algebra.Com's Answer #384506 by Maths68(1474)\"\" \"About 
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\"8m%2B2=17\"..................(1)
\n" ); document.write( "\"m-4n=31\"..................(2)\r
\n" ); document.write( "\n" ); document.write( "Take (1)
\n" ); document.write( "\"8m%2B2=17\"..................(1)\r
\n" ); document.write( "\n" ); document.write( "\"8m=17-2\"\r
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\n" ); document.write( "\n" ); document.write( "\"8m=15\"\r
\n" ); document.write( "\n" ); document.write( "\"m=15%2F8\"\r
\n" ); document.write( "\n" ); document.write( "Substitute the value of m in (2)
\n" ); document.write( "\"m-4n=31\"..................(2)
\n" ); document.write( "\"15%2F8-4n=31\"
\n" ); document.write( "\"-4n=31-15%2F8\"
\n" ); document.write( "\"-4n=%28248-15%29%2F8\"
\n" ); document.write( "\"-4n=233%2F8\"
\n" ); document.write( "\"-4n%2F-4=%28233%2F8%29%281%2F%28-4%29%29\"
\n" ); document.write( "\"%28cross%28-4%29n%29%2Fcross%28-4%29=-233%2F32\"
\n" ); document.write( "\"n=-233%2F32\"\r
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\n" ); document.write( "\n" ); document.write( "\"n=-233%2F32\",\"m=15%2F8\"\r
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\n" ); document.write( "\n" ); document.write( "Check
\n" ); document.write( "=========
\n" ); document.write( "Put the values of n and m in (2)\r
\n" ); document.write( "\n" ); document.write( "\"%2815%2F8%29-%284%29%28-233%2F32%29=31\"
\n" ); document.write( "\"%2815%2F8%29-cross%284%29%28-233%2Fcross%2832%29%29=31\"
\n" ); document.write( "\"%2815%2F8%29%2B%28233%2F8%29=31\"
\n" ); document.write( "\"%2815%2B233%29%2F8=31\"
\n" ); document.write( "\"cross%28248%29%2Fcross%288%29=31\"
\n" ); document.write( "\"31=31\"
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