Guys help I’ve been trying to solve this problem for the past 40 minutes.

Suppose the equation ||x-a|-b|=2008 has 3 distinct real roots and a not =0. find the value of b.

Atriangle has side lengths of x, x+11, and 3x+5. what is the perimeter?

Teresa is maintaining a camp fire. she can keep the fire burning for 4 hours with 6 logs. she wants to know how many logs (y) she needs to keep the fire burning for 18 hours. she assumes all the logs are the same how many logs does tressa need to make a 18 hour fire?