Respuesta :

Answer:

77

Step-by-step explanation:

mean = add up everything and divide by the number of numbers there are.

so there are 4 numbers

x/4=24

3 of the numbers are 22, 36 , and 9.

So, (22+36+9+x) / 4 = 24

Multiply 4 by both sides

22+36+9+x=144

x=77.

Hope this helps!

#TeamRainbows!