Question

the mean of x + 2, x+4,x+6 and x+8 is 12. Find the value of x​

Answer 1

Answer:

x = 7

Step-by-step explanation:

(x+2) + (x+4) + (x+6) + (x+8)

---------------------------------- = 12

4

4x +20

------------ =12

4

4x + 20 = 12 x 4

4x = 12 x 4 - 20

4x = 48 - 20

4x = 28

x = 28/4

x = 7