53 + 9x < 115
THE LESS THAN SYMBOL SHOULD HAVE A LINE UNDER IT!
That all dolphins have different sizes and are mostly different ages
A. m/5
That is the answer because there are 5 of you, and the money is divided between 5 people.
The actual question is not visible
Answer:
Step-by-step explanation:

D = {x E R/ x ≠ 1 and x ≠ - 1}
I Hope I've helped you.