. A small business buys a computer for $5,000 after 5years the value of the computer is expected to be $800. For accounting purposes, the business uses linear depreciation to assess the value of the computer at a given time. This means that if V is the value of the computer at time t, then a linear equation is used to relate V and t. Find the following,

1.-a, A linear equation that relates V and T.

1-b. Find the depreciated value of the computer three and half years from the date of purchase.