English, asked by aradhnabanerjee1, 4 months ago

If the mean of 12, x − 4, 15, x + 5 and x + 7 is 10; find x.

Answers

Answered by surajyadav9977

0

Answer:

maths and math and math

Explanation:

maths

Answered by shaunj

0

Answer:

5

Explanation:

mean=(12+ x-4+15+x+5+x+7)÷5=10

3x+35=50

3x=15

x=5

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