document.write( "Question 224306: On average a canada goose can fly 10 mph faster than a great blue heron. Find their flying speeds if a goose can fly 120 miles in the same time it takes a heron to fly 80 miles. \n" ); document.write( "
Algebra.Com's Answer #167573 by rapaljer(4671)\"\" \"About 
You can put this solution on YOUR website!
Let x= speed of great blue heron\r
\n" ); document.write( "\n" ); document.write( "x+10 = speed of Canada goose\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"t=D%2Fr\"\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "Time of heron = Time of goose\r
\n" ); document.write( "\n" ); document.write( "\"80%2Fx=120%2F%28x%2B10%29+\"\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "If \"a%2Fb=c%2Fd\", then \"ad=bc\"
\n" ); document.write( "If \"80%2Fx=120%2F%28x%2B10%29\", then \"80%28x%2B10%29=120x\"\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "80x+800=120x
\n" ); document.write( "800=40x
\n" ); document.write( "x=20 mph for the great blue heron
\n" ); document.write( "x+10= 30 mph for the Canadian goose\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "Check: 120/30= 4 hours Canadian goose
\n" ); document.write( "80/20 = 4 hours great blue heron.\r
\n" ); document.write( "\n" ); document.write( "It checks!!\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "R^2\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "Dr. Robert J. Rapalje, Retired
\n" ); document.write( "Seminole State College of Florida
\n" ); document.write( "Altamonte Springs Campus
\n" ); document.write( "
\n" );