If RT bisects < GRS m < qrt = 15x-2 and m < qrs = 27x +5 find the value of x and m < qrs? Please help I need this done and I don't know how to do it

Which are evidence of the seafloor spreading? a. molten material b. magnetic stripes c. continental material d. drilled core samples e. ocean water samples

What are the answers for the following questions?

How do you think the different landforms of northern and southern europe would affect ways of life in those two areas