Answer: Its not rare and this isn't a question so stop deleting my answer.
6x^2 + 3xy - 2xy +y^2
6x^2 + xy + y^2
Pretty sure it's outer core, lower mantle because the inner core is solid iron
Answer:
circulatory system
Explanation:
sugar affects your blood and the circulatory controls a lot of things
A monsoon is seasonal wind.
Hope this helps!