Please help with this one!

Ablock of wood is a cube whose side is x in. long. you cut off a 1-inch thick piece from the entire right side. then you cut off a 3-inch thick piece from the entire top of the remaining shape. the volume of the remaining block is 2,002 in3. what are the dimensions of the original block of wood?

[15 points, algebra 2]simplify the complex fraction and find the restrictions.

If a || b and e || f , what if the value of y ?