document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=143252>Question 143252</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Together Mary and Sara can mow a golf course in 15 hours. Alone it takes Mary 2 hours less than Sara. Find the time it takes each of them to mow the course alone. PLEASE HELP!!!! the answer is m=29 and s=31, but I don't know how to get there. HELP APPRECIATED!!!! </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #104246 by </B><A HREF=/tutors/aboutme.mpl?userid=checkley77><B>checkley77(12844)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=checkley77><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=104246\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> I BELIEVE YOUR ANSWERS ARE ROUNDED NUMBERS & DON'T WORK OUT IN THE PROOF:<BR>\n" );
document.write( "29*31/(29=31=15<BR>\n" );
document.write( "899/60=15<BR>\n" );
document.write( "14.98=/15<BR>\n" );
document.write( "------------------------------<BR>\n" );
document.write( "X(X+2)/(X+X+2)=15<BR>\n" );
document.write( "(X^2+2X)/(2X+2)=15<BR>\n" );
document.write( "X^2+2X=15(2X+2)<BR>\n" );
document.write( "X^2+2X=30X+30<BR>\n" );
document.write( "X^2+2X-30X-30=0<BR>\n" );
document.write( "X^2-28X-30=0<BR>\n" );
document.write( "USING THE QUADRATIC EQUATION <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x+=+%28-b+%2B-+sqrt%28+b%5E2-4%2Aa%2Ac+%29%29%2F%282%2Aa%29+ ALIGN=MIDDLE  ALT=\"x+=+%28-b+%2B-+sqrt%28+b%5E2-4%2Aa%2Ac+%29%29%2F%282%2Aa%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" >WE GET:<BR>\n" );
document.write( "X=(28+-SQRT[28^2-4*1*-30])/2*1<BR>\n" );
document.write( "X=(28+-SQRT[784+120])/2<BR>\n" );
document.write( "X=(28+-SQRT904)/2<BR>\n" );
document.write( "X=(28+-30.0666)/2<BR>\n" );
document.write( "X=(28+30.0666)/2<BR>\n" );
document.write( "X=58.0666/2<BR>\n" );
document.write( "X=29.0333 FOR ONE MARY'S 'MOW ALONE' TIME.<BR>\n" );
document.write( "29.0333+2=31.0333 FOR SDARA'S MOW ALONE TIME.<BR>\n" );
document.write( "PROOF:<BR>\n" );
document.write( "29.0333*31.0333/(29.0333+31.0333)=15<BR>\n" );
document.write( "900.999/60.0666=15<BR>\n" );
document.write( "15.0000001~15 </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );