Question #142c1

1 Answer
Dec 14, 2016

60xx345 is twice 30xx345

Explanation:

The associative property of multiplication states that (axxb)xxc = axx(bxxc). Using that, along with the fact that 60 is twice 30, we have

60xx345 = (2xx30)xx345 = 2xx(30xx345)

Thus 60xx345 is twice 30xx345