Please help??? It’s the bottom one

What is the solution of sqrt x+2-15=-3

Identify a1 and r for the geometric sequence an= -256(-1/4) n-1

The rumpart family is building a new room onto their house. the width of the new room will be 16 feet. the length of the room will be 4% greater than the width. write an expression to find the length of the new room. what will be the area of this new room?