Sagot :
Answer:
N = 18
General Formulas and Concepts:
Pre-Algebra
Order of Operations: BPEMDAS
- Brackets
- Parenthesis
- Exponents
- Multiplication
- Division
- Addition
- Subtraction
- Left to Right
Equality Properties
- Multiplication Property of Equality
- Division Property of Equality
- Addition Property of Equality
- Subtraction Property of Equality
Step-by-step explanation:
Step 1: Define
Identify
N + 9 = 27
Step 2: Solve for N
- [Subtraction Property of Equality] Subtract 9 on both sides: N + 9 - 9 = 27 - 9
- [Subtraction] Simplify: N = 18
so the N is the number that could add up to 27, so 18+9=27. so the N is 18. :) hope that helped