document.write( "Question 385374: Three friends buy a car. One pays 1/4 one pays 1/3 how much does the third pay? \n" ); document.write( "
Algebra.Com's Answer #272682 by nerdybill(7384)\"\" \"About 
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Let x = fraction third person pays
\n" ); document.write( "then, since the sum has to total 1:
\n" ); document.write( "1/4 + 1/3 + x = 1
\n" ); document.write( "multiplying both sides by 12:
\n" ); document.write( "3 + 4 + 12x = 12
\n" ); document.write( "7 + 12x = 12
\n" ); document.write( "12x = 5
\n" ); document.write( "x = 5/12\r
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