document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=58033>Question 58033</A>This question is from textbook <A HREF=http://www.amazon.com/exec/obidos/ASIN/0073016020/algebrahomeworkh>Beginning Algebra</A><BR>\n" );
document.write( ": <I><SPAN STYLE=\"word-break: break-all;\"> Can someone help me on this problem?\r<BR>\n" );
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document.write( "I need to find values for m and b in the following system so that the solution to the system is (-3, 4).\r<BR>\n" );
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document.write( "    5x + 7y = b<BR>\n" );
document.write( "    mx + y = 22\r<BR>\n" );
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document.write( " Thanks so much,<BR>\n" );
document.write( "  Sher </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #39681 by </B><A HREF=/tutors/aboutme.mpl?userid=rcmcc><B>rcmcc(152)</B></A><img src=\"/images/stars/stars-09.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=rcmcc><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=rcmcc><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=39681\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Hello Sher,\r<BR>\n" );
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document.write( "5x + 7y = b<BR>\n" );
document.write( "mx + y = 22\r<BR>\n" );
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document.write( "to solve for m and b, substitute the point for x and y, as x=-3 and y=4\r<BR>\n" );
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document.write( "5(-3)+7(4)=b<BR>\n" );
document.write( "13=b<BR>\n" );
document.write( "so b is 13\r<BR>\n" );
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document.write( "m(-3)+4=22<BR>\n" );
document.write( "subtract 4 from each side<BR>\n" );
document.write( "m(-3)=18<BR>\n" );
document.write( "divide out -3 to isolate x<BR>\n" );
document.write( "m=-6\r<BR>\n" );
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document.write( "so b=13 and m=-6 </SPAN>\n" );
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