document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=562634>Question 562634</A>: <I><SPAN STYLE=\"word-break: break-all;\"> If y varies directly with x and x increases by 2, is it possible to determine by how much y increases or decreases? Explain.<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 #364632 by </B><A HREF=/tutors/aboutme.mpl?userid=issacodegard><B>issacodegard(60)</B></A><img src=\"/images/stars/stars-08.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=issacodegard><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=issacodegard><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=364632\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> If y varies directly with x, then y(x)=kx for some real number k.  If x increases by 2, then we have y(x+2)=k(x+2)=kx+2k=y(x)+2k<BR>\n" );
document.write( "So, we see that if x increases by 2, y increases by 2k. </SPAN>\n" );
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