document.write( "Question 1013121: If X is the midpoint of WY, WX=3x-1 and WY= 10x-26 find XY.
\n" ); document.write( "How do I do this?
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Algebra.Com's Answer #629294 by macston(5194)\"\" \"About 
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\n" ); document.write( "It should be pointed out x and X are not the same thing.
\n" ); document.write( "Using upper case and lower case of same letter as variables
\n" ); document.write( "should be avoided, as it gets confusing.
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\n" ); document.write( "WY - WX = XY
\n" ); document.write( "(10x-26)-(3x-1)= XY
\n" ); document.write( "7x-25 = XY
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\n" ); document.write( "Since X is the midpoint, WX=XY:
\n" ); document.write( "3x-1=7x-25
\n" ); document.write( "24=4x
\n" ); document.write( "6=x
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\n" ); document.write( "XY=7x-25=7(6)-26=42-25=17
\n" ); document.write( "ANSWER: XY=17
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\n" ); document.write( "CHECK:
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\n" ); document.write( "WX=XY
\n" ); document.write( "3x-1=17
\n" ); document.write( "3(6)-1=17
\n" ); document.write( "18-1=17
\n" ); document.write( "17=17
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