The sum of a certain number and a second number is -42.The frist number minus the second number is 52.find the numbers.​

The parabola opens: y=√x-4 (principal square root) up down right left

Express in the simplest form: (x^2+9x+14/x^2-49) / (3x+6/x^2+x-56)

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.