document.write( "Question 812711: So I asked my teacher to help me with this but he said he couldn't because he wanted us to figure this out on our own and I kind of forgot how to do this. \r
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document.write( "Here's the problem:\r
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document.write( "two cars are traveling in the same direction. The first car is going 45 mi/h and the second car is going 60 mi/h. The first car left 2 hours before the second car. Explain how you could solve an equation to find out how long it would take for the second car to catch up to the first car? \n" );
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Algebra.Com's Answer #489262 by josgarithmetic(39620)![]() ![]() ![]() You can put this solution on YOUR website! Make a data table: speed, time, distance. \n" ); document.write( "Since the variables as unknown seem to be time, look carefully about time to assign variables and expression, and build from there.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Slow car begins first and goes for time x+2 hours. \n" ); document.write( "Fast car begins later than the first, and goes for x hours.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Now put what we have into the data table and analyze.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "WHICH_________________speed___________time_____________distance \n" ); document.write( "SLOW__________________45______________x+2______________d \n" ); document.write( "FAST__________________60______________x________________d\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Remember, Rate*Time=Distance, and you want to know for what x value will the distance traveled for SLOW and FAST car to be the same. \n" ); document.write( " |