document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=202387>Question 202387</A>: <I><SPAN STYLE=\"word-break: break-all;\"> -118<-7a+1<1 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #152637 by </B><A HREF=/tutors/aboutme.mpl?userid=RAY100><B>RAY100(1637)</B></A><img src=\"/images/stars/stars-12.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=RAY100><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/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=152637\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> -118<-7a+1<1<BR>\n" );
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document.write( "subst  1<BR>\n" );
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document.write( "-119<-7a<0<BR>\n" );
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document.write( "divide  by  -7,,,flip  inequality  signs<BR>\n" );
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document.write( "17>a>0<BR>\n" );
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document.write( "check<BR>\n" );
document.write( "a>17,,test  point  a=20,,,-7(20)+1=-139,,,-118<-139<1,,,,,no<BR>\n" );
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document.write( "a<0,,,test  point a=-1,,-7(-1)+1= 8,,,,-118<8<1,,,,,no<BR>\n" );
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document.write( "17>a>0,,,test  point,a=10,,-7(10)+1=-69,,,-118<-69<1,,,ok<BR>\n" );
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document.write( "therefore confirmed,,17>a>0 </SPAN>\n" );
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