document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=732766>Question 732766</A>: <I><SPAN STYLE=\"word-break: break-all;\"> without graphing, can you use the slope to determine whether there is a solution for a system of two linear equation in two unknowns? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #448035 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><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=448035\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> without graphing, can you use the slope to determine whether there is a solution for a system of two linear equation in two unknowns?<BR>\n" );
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document.write( "yes.<BR>\n" );
document.write( "If the slopes are not equal the lines intersect at one point.<BR>\n" );
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document.write( "If the slopes are equal and the y-intercepts are not equal the lines are parallel<BR>\n" );
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document.write( "If the slopes are equal and the y-intercepts are equal the lines are the same line<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
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