document.write( "Question 429613: A car was worth $18,000 when it was 1 year old. It was worth $16,000 when it was 3 years old. If the age of the car and its worth have a linear relationship,how much will the car be worth when it it is 15 years old? \n" ); document.write( "
Algebra.Com's Answer #298391 by ewatrrr(24785)\"\" \"About 
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\n" ); document.write( "Hi
\n" ); document.write( "(1,18,000)
\n" ); document.write( "(3,16,000) m = -2000/2 = -1000 per year depreciation rate
\n" ); document.write( " New it was worth $19,000
\n" ); document.write( "Worth at 15 years old = $19,000-$15,000 = $4,000 \n" ); document.write( "
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