Answer:
180
Step-by-step explanation:

192-12=180
The solution for this question would be. x += 5 hope it helps, and im truly am sorry if its incorrect!
(7x-3y)^2 hope this helps
Answer: 5458
Step-by-step explanation: So the mean is the same thing as the average. To find the mean you add up all of the numbers, and then divide by 5 because there are five numbers. So the sum would be 27,290. Then that divided by 5 would be 5458.