document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=167434>Question 167434</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Well I didn't know which kind of problem it was so I'm wondering if you could help me with a couple questions:<BR>\n" );
document.write( "If flour comes in 2 pound bags and in 5 pound bags, list all the ways to buy exactly 18  pounds of flour. Draw a graph and loacte the solutions on teh graph. What can you say about the solutions that appear on the graph?\r<BR>\n" );
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document.write( "NEXT QUESTION:<BR>\n" );
document.write( "Ms. O'Brien has written a math exam with two parts. Part I has 9 questions , and part II has 8 questoins. She wants to know how to assign points to each part so that the total will be exactly 100 points. Find a Diophantine equation that represents this situation and solves Ms. O'Brien's problem. <BR>\n" );
document.write( "Make a table to represent tests that ahve 9 qeustions in part I, 8 questions in part II and 200 points in all.\r<BR>\n" );
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document.write( "LAST QUESTION:<BR>\n" );
document.write( "How can you tell that 4x + 6x = 125 has now whole-number solution?\r<BR>\n" );
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document.write( "How can you tell that 5x + 10y  = 112\r<BR>\n" );
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document.write( "How can you tell whether 6s + 9y = 100 has whole-number solutions? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #123338 by </B><A HREF=/tutors/aboutme.mpl?userid=vleith><B>vleith(2983)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=vleith><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/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=123338\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Graph the line <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2x%2B5y+=+18 ALIGN=MIDDLE  ALT=\"2x%2B5y+=+18\"   DISABLED_style= \"max-width:90%; height:auto;\" > and then find the points on the graph that intersect the integer grid. You'll the only two points that fall on integers grid is (9,0) and (4,2)<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=graph%28400%2C400%2C-10%2C10%2C-10%2C10%2C+%2818-2x%29%2F5%29 ALIGN=MIDDLE  ALT=\"graph%28400%2C400%2C-10%2C10%2C-10%2C10%2C+%2818-2x%29%2F5%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Use <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=9x+%2B+8y+=+100 ALIGN=MIDDLE  ALT=\"9x+%2B+8y+=+100\"   DISABLED_style= \"max-width:90%; height:auto;\" > \r<BR>\n" );
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document.write( "4x + 6y=125 can;t happen since no combination of even numbers can add to an odd result\r<BR>\n" );
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document.write( "5x+10y must end in either 5 or 0. No way to get to 112\r<BR>\n" );
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document.write( "Last one:<BR>\n" );
document.write( "1)Graph and see if there are points on the grid (assumes grid is on integers)<BR>\n" );
document.write( "2)Plug and try (100,91,82,73,64,55,46,37,28,19,10,1) Any any of those evenly divisible by 6? I dont think so<BR>\n" );
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