document.write( "Question 818114: [ How many hours will a car traveling at 40 miles per hour be driven before being overtaken by another car leaving from the same place one hour later traveling at 50 miles per hour? ]\r
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document.write( "I also need a formula for this problem. \n" );
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Algebra.Com's Answer #492397 by TimothyLamb(4379)![]() ![]() You can put this solution on YOUR website! s = d / t \n" ); document.write( "d = s * t \n" ); document.write( "--- \n" ); document.write( "when they meet, both cars are at the same distance (D) from the departure point \n" ); document.write( "D = 40t \n" ); document.write( "D = 50(t - 1) \n" ); document.write( "D = 50t - 50 \n" ); document.write( "--- \n" ); document.write( "D = 40t = 50t - 50 \n" ); document.write( "10t = 50 \n" ); document.write( "--- \n" ); document.write( "t = 5 hours \n" ); document.write( "--- \n" ); document.write( "Solve and graph linear equations: \n" ); document.write( "https://sooeet.com/math/linear-equation-solver.php \n" ); document.write( "--- \n" ); document.write( "Solve quadratic equations, quadratic formula: \n" ); document.write( "https://sooeet.com/math/quadratic-formula-solver.php \n" ); document.write( "--- \n" ); document.write( "Convert fractions, decimals, and percents: \n" ); document.write( "https://sooeet.com/math/fraction-decimal-percent.php \n" ); document.write( "--- \n" ); document.write( "Calculate and graph the linear regression of any data set: \n" ); document.write( "https://sooeet.com/math/linear-regression.php \n" ); document.write( " |