document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=682064>Question 682064</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Need help putting this world problem into a linear equation:\r<BR>\n" );
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document.write( "There are three types of phones in a shipment: Android, Blackberry, and <BR>\n" );
document.write( "iphone. The shipment has the following specifications: <BR>\n" );
document.write( "- The total number of phones is 195. <BR>\n" );
document.write( "- The total value is $88225. <BR>\n" );
document.write( "- The number of iphones equals twice the number of Android phones and <BR>\n" );
document.write( "twice the number of Blackberry phones combined. <BR>\n" );
document.write( "- The value of each phone is $195 for an Android, $150 for a Blackberry, <BR>\n" );
document.write( "and $595 for an iphone </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #423031 by </B><A HREF=/tutors/aboutme.mpl?userid=JBarnum><B>JBarnum(2146)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=JBarnum><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=JBarnum><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=423031\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> A=Android<BR>\n" );
document.write( "B=Blackberry<BR>\n" );
document.write( "i=iphone\r<BR>\n" );
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document.write( "Money wise:<BR>\n" );
document.write( "i=595<BR>\n" );
document.write( "A=195<BR>\n" );
document.write( "B=150\r<BR>\n" );
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document.write( "3 equations<BR>\n" );
document.write( "Amount of phones<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=i%2BA%2BB=195 ALIGN=MIDDLE  ALT=\"i%2BA%2BB=195\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=i=2A%2B2B ALIGN=MIDDLE  ALT=\"i=2A%2B2B\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "money equation<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=595i%2B195A%2B150B=88225 ALIGN=MIDDLE  ALT=\"595i%2B195A%2B150B=88225\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "so start with the first 2 equations<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%282A%2B2B%29%2BA%2BB=195 ALIGN=MIDDLE  ALT=\"%282A%2B2B%29%2BA%2BB=195\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=3A%2B3B=195 ALIGN=MIDDLE  ALT=\"3A%2B3B=195\"   DISABLED_style= \"max-width:90%; height:auto;\" > lets solve for A<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=3A=195-3B ALIGN=MIDDLE  ALT=\"3A=195-3B\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=A=65-B ALIGN=MIDDLE  ALT=\"A=65-B\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "now use third equation and use what i and A equal<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=595i%2B195A%2B150B=88225 ALIGN=MIDDLE  ALT=\"595i%2B195A%2B150B=88225\"   DISABLED_style= \"max-width:90%; height:auto;\" > first replace (i)<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=595%282A%2B2B%29%2B195A%2B150B=88225 ALIGN=MIDDLE  ALT=\"595%282A%2B2B%29%2B195A%2B150B=88225\"   DISABLED_style= \"max-width:90%; height:auto;\" > now replace the (A)'s<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=595%282%2865-B%29%2B2B%29%2B195%2865-B%29%2B150B=88225 ALIGN=MIDDLE  ALT=\"595%282%2865-B%29%2B2B%29%2B195%2865-B%29%2B150B=88225\"   DISABLED_style= \"max-width:90%; height:auto;\" > now solve for B<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=595%28%28130-2B%29%2B2B%29%2B%2812675-195B%29%2B150B=88225 ALIGN=MIDDLE  ALT=\"595%28%28130-2B%29%2B2B%29%2B%2812675-195B%29%2B150B=88225\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=595%28130%29%2B12675-40B=88225 ALIGN=MIDDLE  ALT=\"595%28130%29%2B12675-40B=88225\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=77350%2B12675-40B=88225 ALIGN=MIDDLE  ALT=\"77350%2B12675-40B=88225\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=90025-40B=88225 ALIGN=MIDDLE  ALT=\"90025-40B=88225\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=1800-40B=0 ALIGN=MIDDLE  ALT=\"1800-40B=0\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=1800=40B ALIGN=MIDDLE  ALT=\"1800=40B\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=highlight%2845=B%29 ALIGN=MIDDLE  ALT=\"highlight%2845=B%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "now you have B plug into the A equation <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=A=65-B ALIGN=MIDDLE  ALT=\"A=65-B\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=A=65-45 ALIGN=MIDDLE  ALT=\"A=65-45\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=highlight%28A=20%29 ALIGN=MIDDLE  ALT=\"highlight%28A=20%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "now you have A and B plug into <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=i=2A%2B2B ALIGN=MIDDLE  ALT=\"i=2A%2B2B\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=i=2%2820%29%2B2%2845%29 ALIGN=MIDDLE  ALT=\"i=2%2820%29%2B2%2845%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=i=40%2B90 ALIGN=MIDDLE  ALT=\"i=40%2B90\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=highlight%28i=130%29 ALIGN=MIDDLE  ALT=\"highlight%28i=130%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "always check with last equation<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=i%2BA%2BB=195 ALIGN=MIDDLE  ALT=\"i%2BA%2BB=195\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28130%29%2B%2820%29%2B%2845%29=195 ALIGN=MIDDLE  ALT=\"%28130%29%2B%2820%29%2B%2845%29=195\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=195=195 ALIGN=MIDDLE  ALT=\"195=195\"   DISABLED_style= \"max-width:90%; height:auto;\" > correct\r<BR>\n" );
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document.write( "hope this was helpful<BR>\n" );
document.write( "~jbarnum~ </SPAN>\n" );
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