Determine the solution, if any, to the system of equations below

8x-2y=1
-4x+y=3

If the ratio of sum of the first m and n terms of an ap is m2 : n2 , show that the ratio of its mth and nth terms is (2m − 1) : (2n − 1).

Pyramid shown has a square base that is 18 inches on each side has a surface area of 164 square inches what is the slant height

Pls never taught i’m really confused and i rlly need