Bella pays 7 payments of $5 each to a game stores. she returns one game and receive $20 back. what is the change to the amount of money she has ?

Question

 What is the change of her amount of money

Answer 1

she made 7 payments of $5 each = 7(5) = $35 spent

She got $20 back ... 35-20 = $15

 

The change to the amount of money she has is -$15 because

she has $15 less than she started with