Swapping rows alters the sign of the determinant:

Multiplying a single row by a scalar scales the determinant by the same amount:

Then

90/300
To make it simpler, make it,out of 100 by dividing it all by 3. This will make it:
30/100
Therefore it is 30%
Answer:
10.6
10+ 2/3
Step-by-step explanation:
The answer to this question is true.
75% of the gallon of milk is left
16/16-4/16=12/16
12/16=3/4=0.75