document.write( "Question 111178: 1.state the properties that justify: 2+ (a+b)= (2+a)+b
\n" ); document.write( "2.Give the opposite and reciprocal of -3/4
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Algebra.Com's Answer #804932 by CubeyThePenguin(3113)\"\" \"About 
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1. associative property\r
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\n" ); document.write( "\n" ); document.write( "2. opposite = 3/4
\n" ); document.write( "reciprocal = -4/3\r
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\n" ); document.write( "\n" ); document.write( "3. 2x - y = 4
\n" ); document.write( "-y = -2x + 4
\n" ); document.write( "y = 2x - 4\r
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\n" ); document.write( "\n" ); document.write( "Any line with slope 2 is parallel to the line given.
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