jahmira jahmira

13-05-2022
Mathematics

contestada

The mean of four numbers is 59, The numbers are 52, 58, 57, and x. Find the value of x.

Respuesta :

okikiolu3 okikiolu3

13-05-2022

Answer:

X=69

Step-by-step explanation:

52, 58, 57, X =59

52+58+57+X/4=59

167+X/4=59

Multiply both sides by 4

4(167+X) /4 = 59x4

Simplify

167 + X= 236

Subtract 167 from both sides

167 + X- 167 = 236 – 167

Simplify

X= 69

to check

52+ 58+57+69/4 =59

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