Question

20 points, not too hard! select all expressions that are equivalent to 9k(6k + 3r).
a - 15k + 12r
b - 54k + 27r
c - 6(3k + 0r)
d - 3(18k + 9r)

Answer 1

Answer:

please check your question. I think there is not a 'k' letter after number 9