document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=927946>Question 927946</A>: <I><SPAN STYLE=\"word-break: break-all;\"> solve the system by the method of elimination <BR>\n" );
document.write( "12x+42y= -17<BR>\n" );
document.write( "30x-18y=19 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #563351 by </B><A HREF=/tutors/aboutme.mpl?userid=TimothyLamb><B>TimothyLamb(4379)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=TimothyLamb><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=TimothyLamb><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=563351\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 12x+42y= -17<BR>\n" );
document.write( "30x-18y=19<BR>\n" );
document.write( "---<BR>\n" );
document.write( "put the system of linear equations into standard form<BR>\n" );
document.write( "---<BR>\n" );
document.write( "12x+42y= -17<BR>\n" );
document.write( "30x-18y=19<BR>\n" );
document.write( "---<BR>\n" );
document.write( "copy and paste the above standard form linear equations in to this solver:<BR>\n" );
document.write( "https://sooeet.com/math/system-of-linear-equations-solver.php<BR>\n" );
document.write( "---<BR>\n" );
document.write( "solution:<BR>\n" );
document.write( "x = 0.33333333<BR>\n" );
document.write( "y = -0.5<BR>\n" );
document.write( "---<BR>\n" );
document.write( "by elimination:<BR>\n" );
document.write( "---<BR>\n" );
document.write( "18(12x + 42y = -17)<BR>\n" );
document.write( "42(30x - 18y = 19)<BR>\n" );
document.write( "---<BR>\n" );
document.write( "18*12x + 18*42y = 18*(-17)<BR>\n" );
document.write( "42*30x - 42*18y = 42*19<BR>\n" );
document.write( "---<BR>\n" );
document.write( "add the two equations:<BR>\n" );
document.write( "---<BR>\n" );
document.write( "18*12x + 42*30x = 18*(-17) + 42*19<BR>\n" );
document.write( "(18*12 + 42*30)x = 18*(-17) + 42*19<BR>\n" );
document.write( "x = (18*(-17) + 42*19) / (18*12 + 42*30)<BR>\n" );
document.write( "x = 0.333333333333<BR>\n" );
document.write( "---<BR>\n" );
document.write( "12*(0.333333333333) + 42y = -17<BR>\n" );
document.write( "y = (-17 - 12*(0.333333333333)) / 42<BR>\n" );
document.write( "y = -0.5<BR>\n" );
document.write( "---<BR>\n" );
document.write( "solution by elimination::<BR>\n" );
document.write( "x = 0.33333333<BR>\n" );
document.write( "y = -0.5<BR>\n" );
document.write( "---<BR>\n" );
document.write( "Solve and graph linear equations:<BR>\n" );
document.write( "https://sooeet.com/math/linear-equation-solver.php<BR>\n" );
document.write( "---<BR>\n" );
document.write( "Solve quadratic equations, quadratic formula:<BR>\n" );
document.write( "https://sooeet.com/math/quadratic-formula-solver.php<BR>\n" );
document.write( "---<BR>\n" );
document.write( "Solve systems of linear equations up to 6-equations 6-variables:<BR>\n" );
document.write( "https://sooeet.com/math/system-of-linear-equations-solver.php </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );