document.write( "Question 207937: solve system using substution method
\n" ); document.write( "5x+y=2
\n" ); document.write( "5y=x+9
\n" ); document.write( "solution ?/26,47/?
\n" ); document.write( "

Algebra.Com's Answer #157324 by MathTherapy(10552)\"\" \"About 
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\n" ); document.write( "solve system using substution method
\n" ); document.write( "5x+y=2
\n" ); document.write( "5y=x+9
\n" ); document.write( "solution ?/26,47/?\r
\n" ); document.write( "\n" ); document.write( "5x + y = 2 ------- eq(i)------> y = -5x + 2
\n" ); document.write( "5y = x + 9 ------- eq(ii)\r
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\n" ); document.write( "\n" ); document.write( "Substitute -5x + 2 for y on eq (ii) \r
\n" ); document.write( "\n" ); document.write( "5(-5x + 2) = x + 9\r
\n" ); document.write( "\n" ); document.write( "-25x + 10 = x + 9\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "-26x = - 1\r
\n" ); document.write( "\n" ); document.write( "\"highlight_green%28x+=+1%2F26%29\" \r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "Substitute \"1%2F26\" for x in eq (ii), 5y=x+9\r
\n" ); document.write( "\n" ); document.write( "\"5y+=+1%2F26+%2B+9\"\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "130y = 1 + 234 ----> Multiplying by LCD, 26\r
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\n" ); document.write( "\n" ); document.write( "130y = 235\r
\n" ); document.write( "\n" ); document.write( "\"y+=+235%2F130\" = \"highlight_green%2847%2F26%29\"\r
\n" ); document.write( "\n" ); document.write( "
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