Question

Which expressions are equivalent to 3x+3(x+y)3x+3(x+y) ?
Choose all answers that apply:
(Choice A): 6x+3y6x+3y
(Choice B): 3(x+x+y)3(x+x+y)
(Choice C): 3xy3xy

Answer 1

Choice B because when you use distributive property, you'll get 3x+3x+3y*3x+3x+3y

Answer 2

there was a typo

what she meant was

(Choice A): 6x + 3y

(Choice B): 3(x + x + y)

(Choice C): 3xy