Who wants to be my gf

Evaluate-27 ^4/3/8 a) - 81/16 b) 81/16 c) 16/81

A)a square brown tarp has a square green patch green in the corner the side length of the tarp is (x + 8) and the side length of the patch is x what is the area of the brown part of the tarpb)a square red placemat has a gold square in the corner the side length of the gold square is (x - 2) inches with the width of the red region is 4 in what is the area of the red part of the placemat

What is the value of x? enter your answer in the box. x =