document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=447048>Question 447048</A>: <I><SPAN STYLE=\"word-break: break-all;\"> f(x)=-7x+1 \r<BR>\n" );
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document.write( "it wants to know the inverse<BR>\n" );
document.write( "how do i figure out if it is a one-to-one equation? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #307803 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=307803\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> f(x)=-7x+1 <BR>\n" );
document.write( "it wants to know the inverse<BR>\n" );
document.write( "how do i figure out if it is a one-to-one equation?<BR>\n" );
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document.write( "It's a line so it's one-to-one.<BR>\n" );
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document.write( "Find inverse:<BR>\n" );
document.write( "1st: Interchange x and y:<BR>\n" );
document.write( "x = -7y + 1<BR>\n" );
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document.write( "2nd: Solve for \"y\":<BR>\n" );
document.write( "-7y = x-1<BR>\n" );
document.write( "y = (-1/7)x+(1/7)<BR>\n" );
document.write( "======================<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
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