document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=322952>Question 322952</A>: <I><SPAN STYLE=\"word-break: break-all;\">  Subtract. Simplify by collecting like radical terms if possible.\r<BR>\n" );
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document.write( " 5 square root of 18 - 7 square root of 2 = \r<BR>\n" );
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document.write( "Simpify and use radicals as needed.\r<BR>\n" );
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document.write( "Thanks for your help.  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #231214 by </B><A HREF=/tutors/aboutme.mpl?userid=ankor@dixie-net.com><B>ankor@dixie-net.com(22740)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=ankor@dixie-net.com><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=ankor@dixie-net.com><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=231214\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Simplify by collecting like radical terms if possible.<BR>\n" );
document.write( "5 square root of 18 - 7 square root of 2 =<BR>\n" );
document.write( "Simplify and use radicals as needed.<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=5sqrt%2818%29+-+7sqrt%282%29 ALIGN=MIDDLE  ALT=\"5sqrt%2818%29+-+7sqrt%282%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > <BR>\n" );
document.write( "Factor inside the 1st radical to reveal a perfect square<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=5sqrt%289%2A2%29+-+7sqrt%282%29 ALIGN=MIDDLE  ALT=\"5sqrt%289%2A2%29+-+7sqrt%282%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Extract that perfect square<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=5%2A3sqrt%282%29+-+7sqrt%282%29 ALIGN=MIDDLE  ALT=\"5%2A3sqrt%282%29+-+7sqrt%282%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=15sqrt%282%29+-+7sqrt%282%29 ALIGN=MIDDLE  ALT=\"15sqrt%282%29+-+7sqrt%282%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Now we have like terms, just do the math, and we have:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=8sqrt%282%29 ALIGN=MIDDLE  ALT=\"8sqrt%282%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "Check this on your calc: enter: <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=5sqrt%2818%29+-+7sqrt%282%29 ALIGN=MIDDLE  ALT=\"5sqrt%2818%29+-+7sqrt%282%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > = 11.313<BR>\n" );
document.write( "and enter <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=8sqrt%282%29 ALIGN=MIDDLE  ALT=\"8sqrt%282%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > = 11.313 also     </SPAN>\n" );
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