document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=370074>Question 370074</A>: <I><SPAN STYLE=\"word-break: break-all;\"> for the data in the table tell whether y varies directly with x if it does write an equation for the direct variation\r<BR>\n" );
document.write( "\n" );
document.write( "x y<BR>\n" );
document.write( "0 0<BR>\n" );
document.write( "1 -2.5<BR>\n" );
document.write( "2 -5<BR>\n" );
document.write( "3 -7.5 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #263728 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><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=263728\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\">  for the data in the table tell whether y varies directly with x if it does write an equation for the direct variation <BR>\n" );
document.write( "x y<BR>\n" );
document.write( "0 0<BR>\n" );
document.write( "1 -2.5<BR>\n" );
document.write( "2 -5<BR>\n" );
document.write( "3 -7.5<BR>\n" );
document.write( "-------------<BR>\n" );
document.write( "(0,0) tells you the y-intercept is 0<BR>\n" );
document.write( "---<BR>\n" );
document.write( "Since y decreases by 2.5 for each x-increase of one<BR>\n" );
document.write( "the slope is -2.5<BR>\n" );
document.write( "----<BR>\n" );
document.write( "Equation:<BR>\n" );
document.write( "y = -2.5x<BR>\n" );
document.write( "==================<BR>\n" );
document.write( "The variation is direct.<BR>\n" );
document.write( "All linear function have direct variation.<BR>\n" );
document.write( "------------------<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );