document.write( "Question 1044581: Hi tutors here at algebra.com you've made my day happy. I just wanna ask this problem:\r
\n" ); document.write( "\n" ); document.write( "\" A car travels 60 miles in the same time that a car travelling 10 miles per hour faster travels 90 miles. What is the rate of each car?\"\r
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Algebra.Com's Answer #659971 by ikleyn(52878) $\"\"$ $\"About$

You can put this solution on YOUR website!
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\n" ); document.write( "Hi tutors here at algebra.com you've made my day happy. I just wanna ask this problem:\r
\n" ); document.write( "\n" ); document.write( "\" A car travels 60 miles in the same time that a car travelling 10 miles per hour faster travels 90 miles. What is the rate of each car?\"\r
\n" ); document.write( "\n" ); document.write( "Thanks for answering this problem
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document.write( "Your equation is\r\n" );
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document.write( " = ,\r\n" );
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document.write( "where \"u\" is an unknown rate/speed of the car in the first scenario.\r\n" );
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document.write( "Multiply both sides by . You will get\r\n" );
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document.write( "2*(u+10) = 3u,  or\r\n" );
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document.write( "2u + 20 = 3u,  or\r\n" );
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document.write( "20 = 3u - 2u,  or\r\n" );
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document.write( "u = 20.\r\n" );
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document.write( "Answer.  The rate of the 1-st car is 20 mph. The rate of the second car is 30 mph.\r\n" );
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