What is the slope of the line that passes through the points (4,4) and (7,8)

How do businesses a country's economy? a. by investing in goods and services b. by increasing the unemployment rate c. by making profits

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?

The base of a triangle exceeds the height by 9 inches. if the area is 180 square inches, find the length of the base and the height of the triangle.