Atoy store worker packed two boxes of identical dolls and plush toys for shipping in boxes that weigh 1 oz when empty. one box held 3 dolls and 4 plush toys. the worker marked the weight as 12 oz. the other box held 2 dolls and 3 plush toys. the worker marked the weight as 10 oz. explain why the worker must have made a mistake.

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