rochellea57 rochellea57
  • 05-03-2022
  • Mathematics
contestada

the mean of 18,21 and 36 is equal to the mean of 20 and what number

Respuesta :

Magnolia321 Magnolia321
  • 05-03-2022

Answer:

30

30+20=50 and 50/2=25

So 20+ x = 50 because 25 times 2 is 50.

x=30

Hope it helps.

Answer Link

Otras preguntas

help please!! what is the volume of this composite solid
Solve the equation. m2-14 – 29
Solve the system of linear equations using either substitution or the elimination method. 2x+y=6 3x-y=4
A shirt and a pair of pants cost $455. If the shirt cost $95 more than the pants, calculate the cost of 3 shirts and 3 pairs of pants.​
Which answer choice best completes the sentences? The____________an inclined plane the ______________work needed to move an object up it. A. shorter, more B. s
Ethan Farhan and Michael invested $427 000,
Find the number of distinguishinable permutations of the digits 348 838
4. What is the purpose of research ethics in doing research work?​
GIVING BRAINLIEST!!! Which statement describes the following expression? 3 x (2,857 − 592) A) 3 times the value of 2,857 minus 592 B) 3 times the value of 2,857
Watch the video on being a Nurse Midwife, then watch the video on the Role of a Doula. In 1-2 well developed paragraphs explain what a certified nurse midwife a