There are no expressions shown but I will show you what it would look like! 2(x)-8 would be the best answer!
Answer:
40
Step-by-step explanation:
It’s the difference of the smallest and largest number.(it’s the rule for range)
Answer:
Its 10
Step-by-step explanation:
20/15= 4/3
Answer:
A.) -7
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>
A² - B²
A = 3
B = -4
<u>Step 2: Evaluate</u>
- Substitute: 3² - (-4)²
- Exponents: 9 - 16
- Subtract: -7