Answer this question for brainliest!

Solve for x i'll try to attach the files bc it's not letting me for some reason

How many kilometers are equal to 5 miles? use 1 mile ≈ 1.61 kilometers. !

What is the range of the function? f(x)=-2|x+1|? a. all real numbers. b. all real numbers less than or equal to 0. c. all real numbers less than or equal to 1. d. all real numbers greater than or equal to 1