document.write( "Question 242597: (-1,2) is a point on the line px+qy=r. Write r in terms of p and q. \n" ); document.write( "
Algebra.Com's Answer #177595 by rapaljer(4671)\"\" \"About 
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px+qy=r, where x=-1 and y=2\r
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\n" ); document.write( "\n" ); document.write( "p(-1)+q(2)=r\r
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\n" ); document.write( "\n" ); document.write( "r=-p+2q\r
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\n" ); document.write( "\n" ); document.write( "Dr. Robert J. Rapalje, Retired
\n" ); document.write( "Seminole State College of Florida
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