document.write( "Question 1016950: X1-Y1= 9
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\n" ); document.write( "X2-Y2= 14
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\n" ); document.write( "12 2
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Algebra.Com's Answer #633457 by Alan3354(69443)\"\" \"About 
You can put this solution on YOUR website!
X1-Y1= 9
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\n" ); document.write( "X2-Y2= 14
\n" ); document.write( "= =
\n" ); document.write( "12 2
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\n" ); document.write( "Not clear.
\n" ); document.write( "Is X1 = X2 ? If so, just call it x.
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