I need answers to all of these questions

Find the actual dimensions of the box. the side length are in meters and integers. the surface area of the box is 104 m2 and volume of the box is 60 m3.

Find the solution(s) to the system of equations. select all that apply y=x^2-1 y=2x-2

Plz hurry evaluate the expression a+b where a=8 and b=19