Answer:
Bob's home will worth $296,779.25 after 12 years.
Equation used is

Explanation:
Current value of Bob's house =

market is improving at 4.5% annually.
This, means that the value of house gets appreciated by 4.5% each year from its previous year value.
This is a problem of compound interest formula

where PV is the present value of any thing
FV is the future value
r is the annual rate of interest
t is the time in number of year for which rate is applicable.
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Given
PV = $175,000.
r = 4.5%
t = 12 years
Value after 12 year will be given by

Thus, Bob's home will worth $296,779.25 after 12 years.
Equation used is
