Answer:
6
Step-by-step explanation:
2y x 3x
X^2 - x - 42 = x^2 - 6x + 7x - 42 = x( x - 6) + 7(x - 6) = (x-6)(x+7);
The correct answer is a.
The answer is 1908 1/3 or 5725/3
The first one is correct and that is the only one that is accurate all of the other ones are incorrect