Question

if 4x7 is exactly divisible by 9, then what is the value of x​

Answer 1

Step-by-step explanation:

the sum of the digits of a number is divisible by 9, then the number is divisible by 9. Some examples of numbers divisible by 9 are as follows. The number 51984 is divisible by 9 because the sum of its digits 5+1+9+8+4=27 is divisible by 9.

So, in 4x7 ...4 and 7 Addition is 11 which is not Divisible by nine So , X can Be 7

As , If we Substitute X=7

then No.Will be 477 that is

4 + 7 + 7 = 18

Which is Divisible by 9

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Answer 2

Answer:

x = 7

Step-by-step explanation:

Because the number should have a sum divisible by 9

∴ x must be 7

=> 4+7+7 = 18 (which is divisible by 9 )

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