A^2 - b^2 = (a+b)(a-b)
answer :
t^2 - 1
n^2 - 225
Answer: A. 3/4
Step-by-step explanation: Rise over Run
Answer:
x + 10
Step-by-step explanation:

Answer: C. She is dividing the entire length into shorter lengths.
The rest of the question would be "How many pieces will she get?"
Step-by-step explanation:
A would be a subtraction problem UNLESS it goes on to ask "how many 1/3 yard pieces can she cut?"
It's a subtraction problem if it's about "how many yards are left?"
B is just backwards and makes no sense with the expression given.
300 represents the initial value or the value that you started with.
1.15 is the rate that the function increases by over t (time)