document.write( "Question 878495: The diameter of a tree increases by 0.2 inches with each passing year. When you started observing the tree, its diameter was 4 inches.
\n" ); document.write( "Give the y-intercept or the initial value when you started observing the tree
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Algebra.Com's Answer #530108 by fcabanski(1391)\"\" \"About 
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The initial value is 4 inches.


\n" ); document.write( "The equation that represents the situation is y = .2x + 4 where x is the number of years and 4 is the y-intercept, or the initial value. When x=0 (0 years, the start when you first observed the tree) y=4. \n" ); document.write( "

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