What is the image of point (-5, -7) for mapping (x, y) , (x- 4, y- 4)

Simplify the expression. -2/5(10+15m-20n)

(a.s."similarity in right triangles"solve for xa.) 10b.) 20c.) 14.5d.) [tex] 6\sqrt{3} [/tex]

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