i need some help D: this is the question 4x>12 (basically a one step equation) but i need to find what x is and i really need some help with an explanation on how to do these types of problems pelase explain :'(

If f(x) =3x-2 and g(x) =2x+1 fins (f+ g) (x)

The diagonals of a quadrilaretral intersect at (-1,4). one of the sides of the quadrilateral is bounded by (2,7) and (-3,5) determine the coordinates of the other side in order for the quadrilaretral to be a square.

How many ordered pairs of positive integers satisfy xy=32?