How can defense mechanisms be considered both adaptive and maladaptive?

where is the

the perimeter of a triangle is 69 cm. side a is 5 cm shorter than side b. side c is twice as long as side a. find the length of each side. i need to know how to do it in 2 equations.  

equations:

a = b-5

c = 2a

a + b + c = 69

back in the area of iowa even though you were found in florida there is a system that they dont want to tell you about where they can go fish for you in other states and bring you back to be tried in front of the crime scene so your location

plz mark brainliest i would appreciate it btw i live in michigan too xd