document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=423760>Question 423760</A>: <I><SPAN STYLE=\"word-break: break-all;\"> 16 + 8r - 4r + 4 = 24 </SPAN>\n" );
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document.write( "16 + 8r - 4r + 4 = 24<BR>\n" );
document.write( "16 + 4r + 4 = 24<BR>\n" );
document.write( "20 + 4r = 24<BR>\n" );
document.write( "20 - 20 + 4r = 24 - 20<BR>\n" );
document.write( "4r = 4<BR>\n" );
document.write( "Dividing both sides by 4, we get<BR>\n" );
document.write( "4r/4 = 4/4<BR>\n" );
document.write( "r = 1 </SPAN>\n" );
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