Question

a business owner by several new computers for the office for 2000 each. the accounting office depreciates each computer by $400 per year. the value y in dollars for each computer can be represented by y = 2,000 - 400x, where x is the number of years after purchase.How much will computer be worth 1 year after purchase?After how many years with a computer be rough 400 dollars?

Answer 1

Buy computer price = $2000

After 1 year

Computer Y= 2,000 - 400•1 = $1600 dollars

Price $400 after how many years?

X= (2000 - Y)/400 = (2000 - 400)/400= 1600/400= 4

Then answer is

After 4 years, price will go to 400 dollars