rkbilkhu1353 rkbilkhu1353
  • 02-12-2021
  • Mathematics
contestada

The mean of 7 numbers is 15. When an 8 thnumber is added, the mean decreases to 12. What is the 8 thnumber?.

Respuesta :

chencrystal9002
chencrystal9002 chencrystal9002
  • 02-12-2021

Answer:

-9?????????????????????????

Step-by-step explanation:

Answer Link

Otras preguntas

Sienna bought vegetables to make a large pot of vegetable soup. She bought 5.35 pounds of potatoes, 3.8 pounds of carrots, and 2 pounds of celery. What is the t
You take random sample of 200 people from Salinas and find that their average income is $48,000 per year with a standard deviation of $9000. Also assume that po
rewrite 10(7g-9h)-4h-8(-h+8g)10(7g−9h)−4h−8(−h+8g) in simplest terms
How do idols and the social media influence the way we live ?
Need help please thank you
A rectangular room is 1.2 times as long as it is wide, and its perimeter is 28 meters. Find the dimension of the room
Help would be appreciated ( Grade 4 homework )
Add these two velocity vectors to find the magnitude of their resultant vector. 5.8 meters/seconds + 1.2 meters/seconds
susie bought 4 hair bows for 0.50 each which equation shows how to find the total cost in dollars and cents of the hair bows bought
If the erea of a square is (y²+8y+16) cm²​,what is theof it's side