## Introductory Algebra for College Students (7th Edition)

$(7 \cdot 10)x$; $70x$
RECALL: The associative property of multiplication states that for any real numbers a, b, and c: $a(bc) = (ab)c$ Use this property to obtain: $7(10x) =(7\cdot 10)x$ Simplifying gives: $=70\cdot x \\=70x$