Answer:
witch one
Step-by-step explanation:
I think the answer to this is a rate
Answer:
n = -21/4 <em>or </em>-5.25
Step-by-step explanation:
Number Properties: PEMDAS
Parentheses, Exponents, Multiplication, Division, Addition, & Subtraction

1. Parentheses

There Are No Exponents, Multiplication, Division, Or Addition
2. Subtraction