MazieSykess
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You bought a guitar 6 years ago for $400. It's value decreases by about 13% per year. Write a formula to show the value of the guitar over those six years and determine its current value

Respuesta :

musiclover10045
this would be a depreciation formula
 which is value = Original price x (1-percent change)^time
 using the information from the problem 

Value = 400 x(1-0.13)^6

value = 400 x 0.87^6

value = $173.45

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