document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=808887>Question 808887</A>: <I><SPAN STYLE=\"word-break: break-all;\"> plane b is flying 55 mph faster than plane a. Find the time it takes for plane b to travel 2220 miles if it takes plane a the same amount of time to travel 2000 miles.<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 #487270 by </B><A HREF=/tutors/aboutme.mpl?userid=TimothyLamb><B>TimothyLamb(4379)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=TimothyLamb><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=TimothyLamb><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=487270\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> b = a + 55<BR>\n" );
document.write( "s = d / t<BR>\n" );
document.write( "t = d / s<BR>\n" );
document.write( "2000/a = 2220/b<BR>\n" );
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document.write( "2000/a = 2220/(a + 55)<BR>\n" );
document.write( "(1/2000)a = (1/2220)(a + 55)<BR>\n" );
document.write( "(1/2000)a = (1/2220)a + (1/2220)55<BR>\n" );
document.write( "(1/2000)a - (1/2220)a = (1/2220)55<BR>\n" );
document.write( "(2220/(2220*2000))a - (2000/(2220*2000))a = (1/2220)55<BR>\n" );
document.write( "(220/(2220*2000))a = (1/2220)55<BR>\n" );
document.write( "a = 55(2220*2000)/(220*2220)<BR>\n" );
document.write( "a = 55(2000)/(220)<BR>\n" );
document.write( "a = 55(2000)/(220) = 454.545<BR>\n" );
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document.write( "Answer:<BR>\n" );
document.write( "a = 454.545 mph<BR>\n" );
document.write( "b = 504.545 mph<BR>\n" );
document.write( "time = 4.4 hours<BR>\n" );
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