Factor. $72 a x - 18 a$
A) $18 ( 4 x - 1 )$
B) $18 ( 4 a x - 1 )$
C) $18 ( 4 a x - a )$
D) $18 a ( 4 x - 1 )$
E) $a ( 4 x - 1 )$

Name: Factor. $72 a x - 18 a$ A) $18 ( 4 x - 1 )$ B) $18 ( 4 a x - 1 )$ C) $18 ( 4 a x - a )$ D) $18 a ( 4 x - 1 )$ E) $a ( 4 x - 1 )$
Brand: Quizplus
Rating: 4.8 (35 reviews)

Question

Quizplus · Accepted Answer

We can factor out the common factor of 18 a, which gives us:
$$72 a x - 18 a = 18 a (4 x - 1)$$
Option D is the only one that has the factor of a in it, making it the best choice.

Factor 72ax−18a72 a x - 18 a72ax−18a A) 18(4x−1)18 ( 4 x - 1 )18(4x−1)

Factor $72 a x - 18 a$ A) $18 ( 4 x - 1 )$