contestada

Which expressions are equivalent to

+
(

+
6
)
z+(z+6)z, plus, left parenthesis, z, plus, 6, right parenthesis ?
Choose all answers that apply:
Choose all answers that apply:
(Choice A)
(

+

)
+
(

+
6
)
(z+z)+(z+6)left parenthesis, z, plus, z, right parenthesis, plus, left parenthesis, z, plus, 6, right parenthesis
A
(

+

)
+
(

+
6
)
(z+z)+(z+6)left parenthesis, z, plus, z, right parenthesis, plus, left parenthesis, z, plus, 6, right parenthesis
(Choice B)
(

+
6
)
+
6
(z+6)+6left parenthesis, z, plus, 6, right parenthesis, plus, 6
B
(

+
6
)
+
6
(z+6)+6left parenthesis, z, plus, 6, right parenthesis, plus, 6
(Choice C)
2
(

+
3
)
2(z+3)2, left parenthesis, z, plus, 3, right parenthesis
C
2
(

+
3
)
2(z+3)