Evaluate the following expression. 3x+4y−5

x=4

y= -2

Group of answer choices

25

1

-1

21

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)