document.write( "Question 219721: Alan and Dave leave from the same point driving in opposite directions. Alan driving at 55 miles per hour and Dave at 65 mph. Alan has a one hour head start. How long will they be able to talk on their car phones if the phones have a 250 mile range? \n" ); document.write( "
Algebra.Com's Answer #165186 by checkley77(12844)\"\" \"About 
You can put this solution on YOUR website!
55T+65(T-1)=250
\n" ); document.write( "55T+65T-65=250
\n" ); document.write( "120T=250+65
\n" ); document.write( "120T=315
\n" ); document.write( "T=315/120
\n" ); document.write( "T=2.625 HOURS AFTER ALLEN LEAVES THEY'LL BE 250 MILES APART.
\n" ); document.write( "
\n" );