document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=999101>Question 999101</A>: <I><SPAN STYLE=\"word-break: break-all;\"> im sorry i have one more question:<BR>\n" );
document.write( "did i get this right? the problem was:-1.5x+0.3y=-7.2, 3x-0.6y=14.4<BR>\n" );
document.write( "once more i had addition/elimination method. heres what i got, 0=-43.2 or<BR>\n" );
document.write( "no solution </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #616791 by </B><A HREF=/tutors/aboutme.mpl?userid=Theo><B>Theo(13342)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Theo><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=Theo><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=616791\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> i didn't get that.\r<BR>\n" );
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document.write( "your equations are:\r<BR>\n" );
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document.write( "-1.5x + .3y = -7.2<BR>\n" );
document.write( "3x - .6y = 14.4\r<BR>\n" );
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document.write( "multiply both sides of the first equation by 2 and leave the second equation as is to get:\r<BR>\n" );
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document.write( "-3x + .6y = -14.4<BR>\n" );
document.write( "3x - .6y = 14.4\r<BR>\n" );
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document.write( "add the equations together to get:\r<BR>\n" );
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document.write( "0x + 0y = 0 which becomes 0 = 0\r<BR>\n" );
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document.write( "since you get 0 = 0, there are infinitely many solutions and the graphs of the lines are identical.\r<BR>\n" );
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document.write( "in standard form of a linear equation, if the equations are multiples of each other, then they are identical to each other.\r<BR>\n" );
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document.write( "these equations are multiples of each other as you will see in a moment.\r<BR>\n" );
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document.write( "the two equations are:\r<BR>\n" );
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document.write( "-1.5x + .3y = -7.2<BR>\n" );
document.write( "3x - .6y = 14.4\r<BR>\n" );
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document.write( "multiply both sides of the first equation by -1 and leave the second equation as is and you get:\r<BR>\n" );
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document.write( "1.5x - .3y = 7.2<BR>\n" );
document.write( "3x - .6y = 14.4\r<BR>\n" );
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document.write( "3 is twice 1.5<BR>\n" );
document.write( ".6 is twice .3<BR>\n" );
document.write( "14.4 is twice 7.2\r<BR>\n" );
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document.write( "the equations are multiplies of each other in standard form, therefore identical.\r<BR>\n" );
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document.write( "every point on the line of the first equation will also be on the line of the second equation.\r<BR>\n" );
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document.write( "when graphed, both equations look like the same line.\r<BR>\n" );
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document.write( " </SPAN>\n" );
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