document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=163505>Question 163505</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Solve the following equations.\r<BR>\n" );
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document.write( "1) 2x = 7x + 2<BR>\n" );
document.write( "2x - 7x = 7x - 7x + 2<BR>\n" );
document.write( "-5x = 2<BR>\n" );
document.write( "x = -2/5\r<BR>\n" );
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document.write( "2) y/5 = 4<BR>\n" );
document.write( "y/5 * 5 = 4 * 5 (Multiply both sides by 5)<BR>\n" );
document.write( "y = 20\r<BR>\n" );
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document.write( "3) x/2 - 3 = 4<BR>\n" );
document.write( "x/2 - 3 + 3 = 4 + 3<BR>\n" );
document.write( "x/2 = 7 (Multiply both sides by 2)<BR>\n" );
document.write( "x = 14\r<BR>\n" );
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document.write( "4.  OH NUTS! SELLS CASHEWS FOR $6.75 PER POUND AND BRAZIL NUTS FOR $5.00 PER POUND.  HOW MUCH OF EACH TYPE SHOULD BE USED TO MAKE A 50lb MIXTURE THAT SELLS FOR $5.70 PER POUND?\r<BR>\n" );
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document.write( "5. Try 5x - 7y = 35\r<BR>\n" );
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document.write( "What are the x and y intercepts? Graph your answer use any method of your choice to solve.<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 #120485 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=120485\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 1. Correct<BR>\n" );
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document.write( "2. Correct<BR>\n" );
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document.write( "3. Correct<BR>\n" );
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document.write( "4. Let's call pounds of cashews C, pounds of brazil nuts B.<BR>\n" );
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document.write( "4a.<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=C%2BB=50 ALIGN=MIDDLE  ALT=\"C%2BB=50\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "4b.<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=6.75%2AC%2B5.00%2AB=5.75%2A%28B%2BC%29 ALIGN=MIDDLE  ALT=\"6.75%2AC%2B5.00%2AB=5.75%2A%28B%2BC%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "From eq. 4a, get an expression for C in terms of B.<BR>\n" );
document.write( "4a.<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=C%2BB=50 ALIGN=MIDDLE  ALT=\"C%2BB=50\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=C=50-B ALIGN=MIDDLE  ALT=\"C=50-B\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Now substitute that expression into eq. 4b and solve for B.<BR>\n" );
document.write( "4b.<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=6.75%2AC%2B5.00%2AB=5.75%2A%2850%29 ALIGN=MIDDLE  ALT=\"6.75%2AC%2B5.00%2AB=5.75%2A%2850%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=6.75%2A%2850-B%29%2B5.00%2AB=5.75%2A%2850%29 ALIGN=MIDDLE  ALT=\"6.75%2A%2850-B%29%2B5.00%2AB=5.75%2A%2850%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=337.50-6.75B%2B5.00B=287.50 ALIGN=MIDDLE  ALT=\"337.50-6.75B%2B5.00B=287.50\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=-1.75B=-50 ALIGN=MIDDLE  ALT=\"-1.75B=-50\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=B=200%2F7 ALIGN=MIDDLE  ALT=\"B=200%2F7\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "From eq. 4a,<BR>\n" );
document.write( "4a.<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=C%2BB=50 ALIGN=MIDDLE  ALT=\"C%2BB=50\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=C%2B200%2F7=350%2F7 ALIGN=MIDDLE  ALT=\"C%2B200%2F7=350%2F7\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=C=150%2F7 ALIGN=MIDDLE  ALT=\"C=150%2F7\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "B=28.6 lbs, C=21.4 lbs.<BR>\n" );
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document.write( "5.X-intercept : Let y=0 solve for x.<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=5x-7y=35 ALIGN=MIDDLE  ALT=\"5x-7y=35\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=5x-7%280%29=35 ALIGN=MIDDLE  ALT=\"5x-7%280%29=35\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=5x=35 ALIGN=MIDDLE  ALT=\"5x=35\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x=7 ALIGN=MIDDLE  ALT=\"x=7\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "X-intercept:(7,0)<BR>\n" );
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document.write( "Y-intercept : Let x=0 solve for y.<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=5x-7y=35 ALIGN=MIDDLE  ALT=\"5x-7y=35\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=5%280%29-7y=35 ALIGN=MIDDLE  ALT=\"5%280%29-7y=35\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=-7y=35 ALIGN=MIDDLE  ALT=\"-7y=35\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y=-5 ALIGN=MIDDLE  ALT=\"y=-5\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Y-intercept:(0,-5)<BR>\n" );
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document.write( "Graph those two points.<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=drawing%28+300%2C+300%2C+-10%2C+10%2C+-10%2C+10%2Cgrid%28+1+%29%2Ccircle%28+7%2C0%2C+.4+%29%2C%0D%0Acircle%280%2C-5%2C.4%29%29%29 ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "Now draw the line connecting those two points and extend the line to the edges of your graph.<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=drawing%28+300%2C+300%2C+-10%2C+10%2C+-10%2C+10%2Cgrid%28+1+%29%2Ccircle%28+7%2C0%2C+.4+%29%2C%0D%0Acircle%280%2C-5%2C.4%29%2Cgreen%28line%28+-10%2C+-12.14%2C+10%2C+2.14%29%29%29%29 ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" >  </SPAN>\n" );
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