Number Properties: PEMDAS
Parentheses, Exponents, Multiplication, Division, Addition, & Subtraction

1. Parentheses

There Are No Exponents, Multiplication, Division, Or Addition
2. Subtraction
Answer:
The last one 4x4
Step-by-step explanation:
Answer: You're answer is C.
Step-by-step explanation: To have a functional graph, it must be proportional. It has to be a vertical line to be able to function with proper accuracy.