Answer:
![96units^2](https://img.qammunity.org/2020/formulas/mathematics/middle-school/m5f0ha7y4munl14pnxgpm21hxcvddgy3vf.png)
Explanation:
The total surface area of a cube is given by
.
The first cube has side length
units.
This cube has total surface area,
.
If the second cube is reduced in size by
, then the corresponding change in area is
.
the total surface area of the new cube is
.
![=96units^2](https://img.qammunity.org/2020/formulas/mathematics/middle-school/z4jstzqx6va9nhq03agx50f7i0q44fsv9b.png)