document.write( "Question 193090This question is from textbook Intermediate Algebra \n" );
document.write( ": A helicopter traveling 130 mph overtakes a speeding car traveling 80 mph. The car had a 0.5 -hour head start. How far from the starting point does the helicopter overtake the car? \r \n" );
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document.write( "my try: \n" );
document.write( "130t = 80(t + 0.5) \n" );
document.write( "130t = 80t + 4 \n" );
document.write( "50t = 4 \n" );
document.write( "t = 4/50??? \r \n" );
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document.write( "not correct! \n" );
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