s. Find the value of x if the mean of 18, 24, 15,2x+1 and 12 are 21​

2 thoughts on “s. Find the value of x if the mean of 18, 24, 15,2x+1 and 12 are 21​”

1. Answer:

   i really dont knoww

   well hahahahaha lol lamao

   Reply

2. Answer:

   x is 17.5

   Step-by-step explanation:

   {18 + 24 + 15 + ( 2x + 1) + 12 } /5 = 21

   => 69 + ( 2x + 1) = 21 × 5

   => 2x + 1 = 105 – 69

   => 2x = 36 – 1

   => x = 35/2

   => x = 17.5

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