document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=297684>Question 297684</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I understand how to use the quadratic formula when i'm asked to solve an problem that's straight forward like: x^2+8x+15=0, i can figure out that the answer is {-2/3,4}.  I cant understand how to solve the following problem using the quadratic formula:\r<BR>\n" );
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document.write( "z^2/1=z/5+6/5\r<BR>\n" );
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document.write( "I'm not sure if it's because it involves fractions and i just get really nervous but i'm not sure how to go about solving this problem... </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #214330 by </B><A HREF=/tutors/aboutme.mpl?userid=Fombitz><B>Fombitz(32388)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Fombitz><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=Fombitz><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=214330\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=z%5E2%2F1=z%2F5%2B6%2F5+ ALIGN=MIDDLE  ALT=\"z%5E2%2F1=z%2F5%2B6%2F5+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=z%5E2-z%2F5-6%2F5=0 ALIGN=MIDDLE  ALT=\"z%5E2-z%2F5-6%2F5=0\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "You can multiply by the LCD to get rid of the fractions, in this case by 5.<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=5z%5E2-z-6=0 ALIGN=MIDDLE  ALT=\"5z%5E2-z-6=0\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Then <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=a=5 ALIGN=MIDDLE  ALT=\"a=5\"   DISABLED_style= \"max-width:90%; height:auto;\" >, <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=b=-1 ALIGN=MIDDLE  ALT=\"b=-1\"   DISABLED_style= \"max-width:90%; height:auto;\" >, <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=c=-6 ALIGN=MIDDLE  ALT=\"c=-6\"   DISABLED_style= \"max-width:90%; height:auto;\" >.<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=z+=+%28-b+%2B-+sqrt%28+b%5E2-4%2Aa%2Ac+%29%29%2F%282%2Aa%29+ ALIGN=MIDDLE  ALT=\"z+=+%28-b+%2B-+sqrt%28+b%5E2-4%2Aa%2Ac+%29%29%2F%282%2Aa%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" > <BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=z+=+%281+%2B-+sqrt%28+1-4%2A5%2A%28-6%29+%29%29%2F%282%2A5%29+ ALIGN=MIDDLE  ALT=\"z+=+%281+%2B-+sqrt%28+1-4%2A5%2A%28-6%29+%29%29%2F%282%2A5%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=z+=+%281+%2B-+sqrt%28+121+%29%29%2F%2810%29+ ALIGN=MIDDLE  ALT=\"z+=+%281+%2B-+sqrt%28+121+%29%29%2F%2810%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" > <BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=z+=+%281+%2B-+11%29%2F%2810%29+ ALIGN=MIDDLE  ALT=\"z+=+%281+%2B-+11%29%2F%2810%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" >  <BR>\n" );
document.write( ".<BR>\n" );
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document.write( "Or you can just move forward with the fractions.<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=z%5E2%2F1=z%2F5%2B6%2F5 ALIGN=MIDDLE  ALT=\"z%5E2%2F1=z%2F5%2B6%2F5\"   DISABLED_style= \"max-width:90%; height:auto;\" > <BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=z%5E2-z%2F5-6%2F5=0 ALIGN=MIDDLE  ALT=\"z%5E2-z%2F5-6%2F5=0\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=a=1 ALIGN=MIDDLE  ALT=\"a=1\"   DISABLED_style= \"max-width:90%; height:auto;\" >, <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=b=-1%2F5 ALIGN=MIDDLE  ALT=\"b=-1%2F5\"   DISABLED_style= \"max-width:90%; height:auto;\" >, <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=c=-6%2F5 ALIGN=MIDDLE  ALT=\"c=-6%2F5\"   DISABLED_style= \"max-width:90%; height:auto;\" >.<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=z+=+%28-b+%2B-+sqrt%28+b%5E2-4%2Aa%2Ac+%29%29%2F%282%2Aa%29+ ALIGN=MIDDLE  ALT=\"z+=+%28-b+%2B-+sqrt%28+b%5E2-4%2Aa%2Ac+%29%29%2F%282%2Aa%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" > <BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=z+=+%281%2F5+%2B-+sqrt%28+1%2F25-4%2A1%2A%28-6%2F5%29+%29%29%2F2+ ALIGN=MIDDLE  ALT=\"z+=+%281%2F5+%2B-+sqrt%28+1%2F25-4%2A1%2A%28-6%2F5%29+%29%29%2F2+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=z+=+%281%2F5+%2B-+sqrt%28+1%2F25%2B24%2F5%29+%29%2F2+ ALIGN=MIDDLE  ALT=\"z+=+%281%2F5+%2B-+sqrt%28+1%2F25%2B24%2F5%29+%29%2F2+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=z+=+%281%2F5+%2B-+sqrt%28+1%2F25%2B120%2F25%29+%29%2F2+ ALIGN=MIDDLE  ALT=\"z+=+%281%2F5+%2B-+sqrt%28+1%2F25%2B120%2F25%29+%29%2F2+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=z+=+%281%2F5+%2B-+sqrt%28+121%2F25%29+%29%2F2+ ALIGN=MIDDLE  ALT=\"z+=+%281%2F5+%2B-+sqrt%28+121%2F25%29+%29%2F2+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=z+=+%281%2F5+%2B-+11%2F5%29+%2F2+ ALIGN=MIDDLE  ALT=\"z+=+%281%2F5+%2B-+11%2F5%29+%2F2+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=z+=+%281%2F5%29%281+%2B-+11%29%2F2+ ALIGN=MIDDLE  ALT=\"z+=+%281%2F5%29%281+%2B-+11%29%2F2+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=z+=+%281+%2B-+11%29%2F10+ ALIGN=MIDDLE  ALT=\"z+=+%281+%2B-+11%29%2F10+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "You'll get to the same place.<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=z=-10%2F10=highlight%28-1%29 ALIGN=MIDDLE  ALT=\"z=-10%2F10=highlight%28-1%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > and <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=z=12%2F10=highlight%286%2F5%29 ALIGN=MIDDLE  ALT=\"z=12%2F10=highlight%286%2F5%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( ".<BR>\n" );
document.write( ".<BR>\n" );
document.write( ".<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+graph%28+300%2C+300%2C+-3%2C+3%2C+-3%2C3%2C+x%5E2-x%2F5-6%2F5%29+ ALIGN=MIDDLE  ALT=\"+graph%28+300%2C+300%2C+-3%2C+3%2C+-3%2C3%2C+x%5E2-x%2F5-6%2F5%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" >  </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );