Answer: LAST OPTION.
Step-by-step explanation:
1. You have the following equation:

2. Then you must solve for x, as following:

Therefore, as you can see above, the answer for the exercise is the last option.
Answer:
3,200
Step-by-step explanation:
you would have to multiply then estimate wich round it down an dyou get 3,200
Answer: 60
Step-by-step explanation: -4x-15=60
52.22 - 39.58 = 12.64
12.64 / 4 = $ 3.16 per shirt