document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=929411>Question 929411</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Solve using the elimination method. Use a graphing calculator to check your answers.\r<BR>\n" );
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document.write( "8x-5y=77<BR>\n" );
document.write( "-6x-3y=-51\r<BR>\n" );
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document.write( "The answer they got was (9,-1) How did they get this? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #564260 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=564260\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 8x-5y=77<BR>\n" );
document.write( "-6x-3y=-51<BR>\n" );
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document.write( "put the system of linear equations into standard form<BR>\n" );
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document.write( "8x-5y=77<BR>\n" );
document.write( "-6x-3y=-51<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" );
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document.write( "solution:<BR>\n" );
document.write( "x = 9<BR>\n" );
document.write( "y = -1<BR>\n" );
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document.write( "now by elimination:<BR>\n" );
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document.write( "3(8x - 5y = 77)<BR>\n" );
document.write( "4(-6x - 3y = -51)<BR>\n" );
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document.write( "24x - 15y = 231<BR>\n" );
document.write( "-24x - 12y = -204<BR>\n" );
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document.write( "add the two equations:<BR>\n" );
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document.write( "-27y = 27<BR>\n" );
document.write( "y = 27/-27<BR>\n" );
document.write( "y = -1<BR>\n" );
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document.write( "8x - 5y = 77<BR>\n" );
document.write( "8x - 5(-1) = 77<BR>\n" );
document.write( "8x + 5 = 77<BR>\n" );
document.write( "8x = 77 - 5<BR>\n" );
document.write( "x = 72/8<BR>\n" );
document.write( "x = 9<BR>\n" );
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document.write( "solution by elimination:<BR>\n" );
document.write( "x = 9<BR>\n" );
document.write( "y = -1<BR>\n" );
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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" );
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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<BR>\n" );
document.write( "--- </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );