document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=230788>Question 230788</A>: <I><SPAN STYLE=\"word-break: break-all;\"> -5x+2y=-10<BR>\n" );
document.write( "3x-6y=-18<BR>\n" );
document.write( "what would be the steps and the answer to this problem in substitution, elimination and how would it be graphed. PLEASE HELP ME!!!!!! </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #170919 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=170919\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 1) -5x+2y=-10<BR>\n" );
document.write( "2)  3x-6y=-18<BR>\n" );
document.write( "what would be the steps and the answer to this problem in substitution, elimination and how would it be graphed.<BR>\n" );
document.write( "-------------------<BR>\n" );
document.write( "Substitution:<BR>\n" );
document.write( "Solve the 1st for y they substitute that into the 2nd<BR>\n" );
document.write( "1)y = (5/2)x -5<BR>\n" );
document.write( "2) 3x -6(5/2)x-5) = -18<BR>\n" );
document.write( "---<BR>\n" );
document.write( "Solve 2nd for \"x\"<BR>\n" );
document.write( "3x-15x+30 = -18<BR>\n" );
document.write( "-12x = -48<BR>\n" );
document.write( "x = 4<BR>\n" );
document.write( "-------<BR>\n" );
document.write( "Substitute that into y = (5/2)x-5 to solve for \"y\":<BR>\n" );
document.write( "y = (5/2)4-5 = 5<BR>\n" );
document.write( "-------------------------<BR>\n" );
document.write( "Solution (4,5)<BR>\n" );
document.write( "============================================<BR>\n" );
document.write( "1) -5x+2y=-10<BR>\n" );
document.write( "2)  3x-6y=-18<BR>\n" );
document.write( "---<BR>\n" );
document.write( "Elimination:<BR>\n" );
document.write( "Multiply thru 1st by 3 to get:<BR>\n" );
document.write( "1) -15x+6y = -30<BR>\n" );
document.write( "2)   3x-6y = -18<BR>\n" );
document.write( "-------------------<BR>\n" );
document.write( "Add and solve for \"x\"<BR>\n" );
document.write( "-12x = -48<BR>\n" );
document.write( "x = 4<BR>\n" );
document.write( "-----------<BR>\n" );
document.write( "Substitute that into 1st or 2nd and solve for \"y\":<BR>\n" );
document.write( "3*4-6y = -18<BR>\n" );
document.write( "12-6t = -18<BR>\n" );
document.write( "-6y = -30<BR>\n" );
document.write( "y = 5<BR>\n" );
document.write( "-------------<BR>\n" );
document.write( "Same solution as above<BR>\n" );
document.write( "==============================<BR>\n" );
document.write( "1) -5x+2y=-10<BR>\n" );
document.write( "2)  3x-6y=-18<BR>\n" );
document.write( "--<BR>\n" );
document.write( "Graphing:<BR>\n" );
document.write( "Solve each equation for \"y\":<BR>\n" );
document.write( "1) y = (5/2)x-5<BR>\n" );
document.write( "2: y = (1/2)x+3<BR>\n" );
document.write( "----<BR>\n" );
document.write( "Plot two points for each of the equations.<BR>\n" );
document.write( "Drar a line thru each pair of points and<BR>\n" );
document.write( "find the intersection.<BR>\n" );
document.write( "---<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=graph%28400%2C300%2C-10%2C10%2C-10%2C10%2C%285%2F2%29x-5%2C%281%2F2%29x%2B3%29 ALIGN=MIDDLE  ALT=\"graph%28400%2C300%2C-10%2C10%2C-10%2C10%2C%285%2F2%29x-5%2C%281%2F2%29x%2B3%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "====================<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );