Answer:
5s² + 9
General Formulas and Concepts:
<u>Pre-Algebra</u>
Order of Operations: BPEMDAS
- Brackets
- Parenthesis
- Exponents
- Multiplication
- Division
- Addition
- Subtraction
<u>Algebra I</u>
- Terms/Coefficients/Degrees
Step-by-step explanation:
<u>Step 1: Define</u>
7s² + 9 + -2s²
<u>Step 2: Simplify</u>
- Rewrite: 7s² + 9 - 2s²
- Combine like terms (s²): 5s² + 9
Answer:
1. 2/7
2. 43
3. 3/7
4. 6.25
Step-by-step explanation:
Your welcome
Answer: 2.8 x 10^-3
Step-by-step explanation: Because 10^-3 moves the decimal backwards 3 times
Answer:
- 191/120
Hopefully I helped