The answer is B.




If you find a common denominator, the process becomes much easier. I hope this was helpful.
The fraction can't be simplify since it already is
7(x - 4) - 3(x + 5)
Distribute the 7 and 3
7x - 28 - 3x - 15
4x - 43
Answer:
the area of a circle is A= πr²
Depends on the original point