document.write( "Question 72029: What are the four properties of equality \n" ); document.write( "
Algebra.Com's Answer #104064 by vleith(2983)\"\" \"About 
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Reflexive a=a\r
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\n" ); document.write( "\n" ); document.write( "Transitive If a=b and b=c, then a=c\r
\n" ); document.write( "\n" ); document.write( "Substitution If a=b, a may replace b in any equation\r
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