Answer:
$ 0.21 per pack
Step-by-step explanation:
Answer:
The mistake she made was ; She didn't change the sign when subtracting -3/4 from both sides
She wrote 5/4+3/4 instead of 5/4-3/4
Step-by-step explanation:
Correct solution:

Subtract-3/4 from both sides

Simplify

3 outcomes are possible because you only have 3 games on it, and it is mandatory to only have 1 game and 1 song at a time.