The correct answer that I think it is B
10+(4x3)= $22 (How much she rent the bike for)
The expression to represent this would be (m-18)/k.
We first subtract the 18 beads she used in her mother's bracelet from her beginning number, m. We then divide our result by k, the number of bracelets she made for her friends.
I think its 8 im not sure but i have the same paper and she marked mine right