If a trench is 102’-6” long by 5’-4” wide and 3’-3” deep, what is the volume of the soil that was removed per cubic feet?

 12

Step-by-step explanation:

Let the number be x.

Given statement: 8 times the difference between a number and 6 is equal to 4 times the number.

then, the required equation :

Divide both sides by 4 , we gte

Simplify

Multiply 2 inside the parenthesis.

Subtract x and add 12 on both sides , we gte

Simplify

Hence, the number is 12.