document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=419597>Question 419597</A>: <I><SPAN STYLE=\"word-break: break-all;\"> add or sutract. simplify as much as possible<BR>\n" );
document.write( "2a + 8/a +17minus a-9/a+17 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #293381 by </B><A HREF=/tutors/aboutme.mpl?userid=algebrahouse.com><B>algebrahouse.com(1659)</B></A><img src=\"/images/stars/stars-12.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=algebrahouse.com><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/cgi-bin/show-face.mpl?user=algebrahouse.com><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=293381\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> \"add or sutract. simplify as much as possible<BR>\n" );
document.write( "2a + 8/a +17 minus a-9/a+17\"\r<BR>\n" );
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document.write( "When adding and subtracting fractions, you need a common denominator.<BR>\n" );
document.write( "In this one, you already have the common denominator, <BR>\n" );
document.write( "so just combine the numerators and put over the common denominator\r<BR>\n" );
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document.write( "(2a + 8)/(a + 17) - (a - 9)/(a + 17)\r<BR>\n" );
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document.write( "(2a + 8) - (a - 9)<BR>\n" );
document.write( "------------------<BR>\n" );
document.write( "a + 17\r<BR>\n" );
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document.write( "2a + 8 - a + 9 <BR>\n" );
document.write( "--------------- {took out parentheses in numerator}<BR>\n" );
document.write( "a + 17\r<BR>\n" );
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document.write( "a + 17<BR>\n" );
document.write( "------- {combined like terms in numerator}<BR>\n" );
document.write( "a + 17\r<BR>\n" );
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document.write( "= 1 {cancelled}<BR>\n" );
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