Question

Which expressions are equivalent to (5⋅x)⋅3 ?

3⋅(5⋅x)
5⋅3+x⋅3
5⋅(x⋅3)
15x
5⋅3⋅x⋅3

Answer 1

The expressions that are equivalent to (5⋅x)⋅3 are, A,C,and D.

A. 3⋅(5⋅x)
B. 5⋅3+x⋅3
C. 5⋅(x⋅3)
D. 15x
E. 5⋅3⋅x⋅3