document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=37257>Question 37257</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Could you please help me simplify this rational expression?\r<BR>\n" );
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document.write( "(q/q-3) + (10/q-3) = -12  </SPAN>\n" );
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document.write( "(q/q-3) + (10/q-3) = -12<BR>\n" );
document.write( "we can add the terms on the left (since they are like fractions) and get<BR>\n" );
document.write( "(q + 10) / (q - 3) = -12<BR>\n" );
document.write( "Then cross-multiply and simplify, giving us<BR>\n" );
document.write( "q + 10 = -12(q - 3)<BR>\n" );
document.write( "q + 10 = -12q + 36<BR>\n" );
document.write( "Now solving for q<BR>\n" );
document.write( "13q = 26 and<BR>\n" );
document.write( "q = 2<BR>\n" );
document.write( "Check to be sure it's okay for q to be equal to 2...it is, so<BR>\n" );
document.write( "q = 2 </SPAN>\n" );
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