Answer:
Choice B and Choise C.
Step-by-step explanation:
Equivalent expressions are those expressions that have the same value but they look different.
Given the following expression provided in the exercise:

You need to remember the multiplication of signs in order to find the equivalent expressions:

Then:
- Eliminating the parentheses, you get this equivalent expression:

- Since the mulplication of two negative signs gives yous a positive sign, you can rewrite the original expression in this form:

This is an equivalent expression to 
Answer:
3•10^3 is 3,000, so the answer is 9,000
Answer:
Step-by-step explanation:
22
<span>mean muμequals=8484 and a standard deviation sigmaσequals=2424</span>
Answer: Cubic inches, feet, cm, etc.