Alibrary expansion, begun in 2002, was expected to cost $103 million. by 2006, library officials estimate the cost would be $39 million over budget. by what percent did the actual cost exceed the initial estimate? show the work so i can figure out how to do the question.

Desmond wants to sell his car that he paid $8,000 for 2 years ago. the car depreciated, or decreased in value, at a constant rate each month over a 2-year period. if x represents the monthly depreciation amount, which expression shows how much desmond can sell his car for today? 8,000 + 24x 8,000 − 24x 8,000 + 2x 8,000 − 2x

The distance between two cities is 368 miles. if the scale on the map is 1/4 inch=23 miles, what is the distance between the cities on the map?

What is the 9th term in the geometric sequence described by this explicit formula? an=-6. (2)(n-1) apex