document.write( "Question 1028707: Fabienne and her son must take the train. They are told that a child's ticket is only 2/3 the cost of an adult's ticket. Knowing that an adult's ticket costs $8.50 more than a child's ticket, find the price of each person's ticket. \n" ); document.write( "

Algebra.Com's Answer #643810 by josmiceli(19441) $\"\"$ $\"About$

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Let $\"+c+\"$ = the cost of a child's ticket
\n" ); document.write( "given:
\n" ); document.write( " $\"+c+=+%282%2F3%29%2A%28+c+%2B+8.5+%29+\"$
\n" ); document.write( " $\"+3c+=+2c+%2B+17+\"$
\n" ); document.write( " $\"+c+=+17+\"$
\n" ); document.write( "The child's ticket costs $17
\n" ); document.write( "--------------
\n" ); document.write( "check:
\n" ); document.write( "Adult's ticket costs $\"+17+%2B+8.5=+25.5+\"$
\n" ); document.write( " $\"+17+=+%282%2F3%29%2A25.5+\"$
\n" ); document.write( " $\"+51+=+2%2A25.5+\"$
\n" ); document.write( " $\"+51+=+51+\"$
\n" ); document.write( "OK \n" ); document.write( "

\n" );