document.write( "Question 40056: Use the properties of addition and multiplication to complete the statement.\r
\n" ); document.write( "\n" ); document.write( " (5 + 18) + 4 = 5 + ( ____ + 4)
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Algebra.Com's Answer #25444 by dyonak(3)\"\" \"About 
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(5 + 18) + 4 = 5 + ( ____ + 4)
\n" ); document.write( "Changing the ____ to an x for simplicity
\n" ); document.write( "23+4 = 5+(x+4)
\n" ); document.write( "27 = 5+(x+4)
\n" ); document.write( "22 = x+4
\n" ); document.write( "18 = x
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