This is the Commutative Property of addition. called Commutative because the numbers move around to the other order, or "commute"
Sqrt[x] = -x
x= x ^ 2
x - x^2 = 0
-x(x-1)=0
x(x-1)=0
x = 1 or x = 0
sqrt 1 isn not equal to 0
x= 0
Answer:
6
Step-by-step explanation:
More than 10 means 11, 12, 13, 14, 15, 16.
From the histogram, number of salespersons who sold
- 11 -12 packages is 1;
- 13-14 packages is 2;
- 15-16 packages is 3.
In total, number of the new agents which sold more than 10 vacation packages is
