document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=78613>Question 78613</A>: <I><SPAN STYLE=\"word-break: break-all;\"> please help me find the missing coordinate in the solutions for 3x-y+=-7\r<BR>\n" );
document.write( "\n" );
document.write( "a. (?, 7)     B. (2, ?)\r<BR>\n" );
document.write( "\n" );
document.write( "another propblem I have is\r<BR>\n" );
document.write( "\n" );
document.write( "4x + y =5 by plotting points I need at least three  I am so confused please help </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #56348 by </B><A HREF=/tutors/aboutme.mpl?userid=nihon64><B>nihon64(5)</B></A><img src=\"/images/stars/iconNewId_16x16.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=nihon64><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=56348\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 4x + y =5<BR>\n" );
document.write( "(0,5)(1,1)(2,-3)\r<BR>\n" );
document.write( "\n" );
document.write( "4x+y=5\r<BR>\n" );
document.write( "\n" );
document.write( "Since 4x does not contain the variable to solve for, move it to the right-hand side of the equation by subtracting 4x from both sides.<BR>\n" );
document.write( "y=-4x+5\r<BR>\n" );
document.write( "\n" );
document.write( "To find the slope and y intercept, use the y=mx+b formula where m=slope and b is the y intercept.<BR>\n" );
document.write( "y=mx+b\r<BR>\n" );
document.write( "\n" );
document.write( "Using the y=mx+b formula, m=-4 and b=5.<BR>\n" );
document.write( "m=-4, b=5 </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );