Answer:
h(11) = 101
General Formulas and Concepts:
Pre-Algebra
Order of Operations: BPEMDAS 
- Brackets 
- Parenthesis 
- Exponents 
- Multiplication 
- Division 
- Addition 
- Subtraction 
Algebra I
Explanation:
Step 1: Define
h(t) = -20 + 11t
h(11) is t = 11
Step 2: Evaluate
- Substitute: h(11) = -20 + 11(11)
- Multiply: h(11) = -20 + 121
- Add: h(11) = 101