document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=777529>Question 777529</A>: <I><SPAN STYLE=\"word-break: break-all;\"> 121 = 100 * (1 + x)^2, solving for x. \r<BR>\n" );
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document.write( "So far, I've come down to this expression...\r<BR>\n" );
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document.write( "121 = 100 * (1 + x)(1 + x)\r<BR>\n" );
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document.write( "121/100 = 1 + x + x + x^2\r<BR>\n" );
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document.write( "121/100 = 1 + 2x + x^2\r<BR>\n" );
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document.write( "To get rid of the 1...<BR>\n" );
document.write( "Multiply the 100 again...\r<BR>\n" );
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document.write( "121 = 100 + 200x + 200x^2\r<BR>\n" );
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document.write( "Subtract the 100 on both sides...\r<BR>\n" );
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document.write( "21 = 200x + 200x^2\r<BR>\n" );
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document.write( "Divide by 200...\r<BR>\n" );
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document.write( ".105 = x + x^2\r<BR>\n" );
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document.write( "This is where I'm stuck with above.<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #474171 by </B><A HREF=/tutors/aboutme.mpl?userid=MathTherapy><B>MathTherapy(10552)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=MathTherapy><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=MathTherapy><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=474171\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 121 = 100 * (1 + x)^2, solving for x. \r<BR>\n" );
document.write( "\n" );
document.write( "So far, I've come down to this expression...\r<BR>\n" );
document.write( "\n" );
document.write( "121 = 100 * (1 + x)(1 + x)\r<BR>\n" );
document.write( "\n" );
document.write( "121/100 = 1 + x + x + x^2\r<BR>\n" );
document.write( "\n" );
document.write( "121/100 = 1 + 2x + x^2\r<BR>\n" );
document.write( "\n" );
document.write( "To get rid of the 1...<BR>\n" );
document.write( "Multiply the 100 again...\r<BR>\n" );
document.write( "\n" );
document.write( "121 = 100 + 200x + 200x^2\r<BR>\n" );
document.write( "\n" );
document.write( "Subtract the 100 on both sides...\r<BR>\n" );
document.write( "\n" );
document.write( "21 = 200x + 200x^2\r<BR>\n" );
document.write( "\n" );
document.write( "Divide by 200...\r<BR>\n" );
document.write( "\n" );
document.write( ".105 = x + x^2\r<BR>\n" );
document.write( "\n" );
document.write( "This is where I'm stuck with above.\r<BR>\n" );
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document.write( "You got stuck because <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=100 ALIGN=MIDDLE  ALT=\"100\"   DISABLED_style= \"max-width:90%; height:auto;\" > * <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x%5E2 ALIGN=MIDDLE  ALT=\"x%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" > DOESN'T equate to <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=200x%5E2 ALIGN=MIDDLE  ALT=\"200x%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" > ------ Multiplying <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=121%2F100+=+1+%2B+2x+%2B+x%5E2 ALIGN=MIDDLE  ALT=\"121%2F100+=+1+%2B+2x+%2B+x%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" > by 100. </SPAN>\n" );
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