document.write( "Question 1174010: A class of 195 students went on a field trip. They took 7 vehicles, some cars and some buses. Find the number of cars and the number of buses they took if each car holds 5 students and each bus holds 45 students. \n" ); document.write( "

Algebra.Com's Answer #799360 by ikleyn(52866) $\"\"$ $\"About$

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document.write( "x buses and 7-x cars.\r\n" );
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document.write( "The total passengers equation\r\n" );
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document.write( "    45x + 5*(7-x) = 195    students, in all.\r\n" );
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document.write( "The solution is  x =  =  = 4.\r\n" );
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document.write( "ANSWER.  4 buses and 7-4 = 3 cars.\r\n" );
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