Respuesta :
Answer:
Step-by-step explanation:
-3y+11=20
-3y=20-11
y=9/-3
y=-3
Answer:
y = -3
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
-3y + 11 = 20
Step 2: Solve for y
- [Subtraction Property of Equality] Subtract 11 on both sides: -3y = 9
- [Division Property of Equality] Divide -3 on both sides: y = -3