What is the simplified form of the expression –2(5a + 3) + 2(6a – 3)?

The function models the number of accidents per 50 million miles driven as a function

The population of a small rural town in the year 2006 was 2,459. the population can be modeled by the function below, where f(x residents and t is the number of years elapsed since 2006. f(t) = 2,459(0.92)

Complete the equation of the live through (-1,6) (7,-2)