document.write( "Question 322275: If M(1, -6) is the midpoint of segment PQ and the coordinates of Q are (-4, -5), find the coordinates of P. \n" ); document.write( "

Algebra.Com's Answer #230695 by Fombitz(32388) $\"\"$ $\"About$

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Use the midpoint formula,
\n" ); document.write( " $\"xm=%28x1%2Bx2%29%2F2\"$
\n" ); document.write( " $\"1=%28-4%2Bx2%29%2F2\"$
\n" ); document.write( " $\"-4%2Bx2=2\"$
\n" ); document.write( " $\"x2=6\"$
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\n" ); document.write( " $\"ym=%28y1%2By2%29%2F2\"$
\n" ); document.write( " $\"-6=%28-5%2Bx2%29%2F2\"$
\n" ); document.write( " $\"-5%2Bx2=-12\"$
\n" ); document.write( " $\"y2=-7\"$
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\n" ); document.write( "P:(6,-7)
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