document.write( "Question 1133365: two cars leave the same place at the same time traveling in the same direction for 3 hours. the first car travels twice as fast as the second car. how fast is the second car traveling if they are 90 miles apart when they stop? \n" ); document.write( "
Algebra.Com's Answer #750559 by Boreal(15235)\"\" \"About 
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second car's speed=x mph
\n" ); document.write( "first car's speed=2x mph
\n" ); document.write( "The difference in speed is x mph (2x-x)
\n" ); document.write( "In 3 hours, they are 90 miles apart, so the difference is 90 mi/3h or 30 mph
\n" ); document.write( "The difference is also the second car's speed, x, or 30 mph ANSWER
\n" ); document.write( "The first car is traveling 60 mph, twice as fast. In 3 hours, they are 90 miles apart
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