Math, asked by matrixyt150, 6 hours ago

the mean of 7, 9, a + 3, 12, 2a - 1 and 3 is 9. find the value of a

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Answered by s1890asif013356

1

Answer:

The mean of 7, 9, x + 3, 12, 2x – 1 and 3 is 9. Find the value of x.

Step-by-step explanation:

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