Answer:
A. 6
General Formulas and Concepts:
<u>Pre-Algebra</u>
Order of Operations: BPEMDAS
- Brackets
- Parenthesis
- Exponents
- Multiplication
- Division
- Addition
- Subtraction
Step-by-step explanation:
<u>Step 1: Define</u>
4² - (x + 8)
x = 2
<u>Step 2: Simplify</u>
- Evaluate exponents: 16 - (x + 8)
- Distribute negative: 16 - x - 8
- Combine like terms: 8 - x
<u>Step 3: Evaluate</u>
- Substitute in <em>x</em>: 8 - 2
- Subtract: 6
Answer: The answer is 0.25
Step-by-step explanation:
For this case we have the following functions:

We must find
. By definition of compound functions we have to:

So:
Taking into account that:

Different signs are subtracted and the major sign is placed.

Finally we have to:

Answer:

Answer:
4-21x
Step-by-step explanation: