Master Level\ If

w

and

z

are any numbers, which expression or expressions is/are equivalent to

w^(')+w+z+w+w+z+z?

\ A)

3zw

\ C)

3w+3z

\ B)

3(w+z)

\ D)

3+w+z

1) If w and z are any numbers, which expression or expressions is/are equivalent to w+w+z+w+w+z+z? A) 3zw c) 3w+3z B) 3(w+z) D) 3+w+z