document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=71881>Question 71881</A>This question is from textbook <A HREF=http://www.amazon.com/exec/obidos/ASIN/0072549017/algebrahomeworkh></A><BR>\n" );
document.write( ": <I><SPAN STYLE=\"word-break: break-all;\"> Solve the following system by using either addition or substution.  If a unique solution does not exist, state whethher the system is depent or inconsistent.\r<BR>\n" );
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document.write( "10x + 2y = 7<BR>\n" );
document.write( "       y = -5x + 3 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #51482 by </B><A HREF=/tutors/aboutme.mpl?userid=elima><B>elima(1433)</B></A><img src=\"/images/stars/stars-12.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=elima><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=51482\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 10x + 2y = 7<BR>\n" );
document.write( "y = -5x + 3<BR>\n" );
document.write( "Solve this by using substitution since we already have what y equals;<BR>\n" );
document.write( "so substitute in the first equation for y: y=-5x+3<BR>\n" );
document.write( "10x + 2(-5x+3) = 7<BR>\n" );
document.write( "10x - 10x + 6 = 7<BR>\n" );
document.write( "6 = 7<BR>\n" );
document.write( "so the system is inconsistent<BR>\n" );
document.write( ":) </SPAN>\n" );
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