document.write( "Question 914227: When it was 3 years old, the annual registration fee for a Dodge Caravan was \n" );
document.write( "$400. \n" );
document.write( "When it was 5 years old, the registration fee dropped to \n" );
document.write( "$360. \n" );
document.write( "If the relationship is linear, write an equation that gives the registration fee f in dollars for the van when it is x years old. \n" );
document.write( "
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