Answer:
5
General Formulas and Concepts:
Pre-Algebra
Order of Operations: BPEMDAS 
- Brackets 
- Parenthesis 
- Exponents 
- Multiplication 
- Division 
- Addition 
- Subtraction 
Explanation:
Step 1: Define
Identify
0.3y + y/z
y = 10
z = 5
Step 2: Evaluate
- Substitute in variables: 0.3(10) + 10/5
- Multiply: 3 + 10/5
- Divide: 3 + 2
- Add: 5