How is the world in which we live in can be thought of as a system? ?

Bc everything in it serves as a purpose that makes it run smoothly like spiders eat insects and birds eats sliders and snakes so on and so fourth thus making it a system

El nino is a weather phenomenon caused when warm water from the western pacific ocean flows eastward. part1baan average of 7.7 hurricanes and 3.6 major hurricanes compares to 5 hurricanes and 1.5 major hurricanes from 1995-2005

343^x = 49^4-xx = 4-xx+x=42x = 4x = 4/2x = 2therefore x = 2