document.write( "Question 108604: Use the associative property of addition to write an expression
\n" ); document.write( "that is equivalent to the following expression.
\n" ); document.write( " (9 + 20) + 19
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Algebra.Com's Answer #79197 by stanbon(75887)\"\" \"About 
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Use the associative property of addition to write an expression
\n" ); document.write( "that is equivalent to the following expression.
\n" ); document.write( " (9 + 20) + 19 = 9 + (20+19)
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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