document.write( "Question 717935: A family has two cars. The first car has a fuel efficiency of 30 miles per gallon of gas and the second has a fuel efficiency of 20 miles per gallon of gas. During one particular week, the two cars went a combined total of 850 miles, for a total gas consumption of 35 gallons. How many gallons were consumed by each of the two cars that week?\r
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document.write( "First Car =
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document.write( "Second Car = \n" );
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Algebra.Com's Answer #440594 by josmiceli(19441)![]() ![]() You can put this solution on YOUR website! Let \n" ); document.write( " \n" ); document.write( "----------- \n" ); document.write( "In words: \n" ); document.write( "( miles ) / ( miles/gallon ) = gallons \n" ); document.write( "Using this fact: \n" ); document.write( " \n" ); document.write( "Multiply both sides by \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "------------ \n" ); document.write( "For 1st car: \n" ); document.write( "gallons consumed = \n" ); document.write( "gallons consumed = \n" ); document.write( "gallons consumed = \n" ); document.write( "For 2nd car: \n" ); document.write( "gallons consumed = \n" ); document.write( "gallons consumed = \n" ); document.write( "gallons consumed = \n" ); document.write( "gallons consumed = \n" ); document.write( "------------------------ \n" ); document.write( "check: \n" ); document.write( " \n" ); document.write( "OK\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |