Question

the average of three different numbers is 17 two of the numbers are are 8 and 12 find the third number​

Answer 1

Answer:

The number is 31.

Step-by-step explanation:

Let the unknown number be 'x'.

Average of 3 numbers = a + b + c

                                               3

=> 17 = 12 + 8 + x

                 3

17 * 3 = 20 + x

51 = 20 + x

51 - 20 = x

31 = x

Hope it helped :)

Mark this as brainliest answer.

Answer 2

Answer:

13 is the answer bro!!!!