The population of rock springs is growing at a constant rate. the expression represents the increase in population in x years. 45,200 + 1,900x what is the initial population of rock springs?
a) 0
b) 1,900
c) 45,200
d) 47,100

The map shows the location of the airport and a warehouse in a city. though not displayed on the map, there is also a factory 112 miles due north of the warehouse.a truck traveled from the warehouse to the airport and then to the factory. what is the total number of miles the truck traveled?