What is the expression for add g to 4, then subtract 5 from the result?

Use complete sentences to differentiate between a regular tessellation, and a pure tessellation. be sure to include specific types of polygons in your explanation.

Square a has a side length of (2x-7) and square b has a side length of (-4x+18). how much bigger is the perimeter of square b than square a?and show all work! you so

Which term describes the point where the perpendicular bisectors of the three sides of a triangle intersect?