Question

18,59_ divisible by 9.

Answer 1

3

Answer 2

thank you

Answer 3

oops. sorry. wrong

Answer 4

The question is, how?

If the sum of digits is divisible by 9, then the number is!\[1 + 8 + 5 + 9 +\underline{} \ \text{is divisible by 9.}\]

Answer 5

4

Answer 6

In other words, \(23 + \underline{}\) is divisible by \(9\).

Answer 7

Now the multiples of \(9\) are \(9,18,27,36,45,54\cdots\). Suffice to say that \(23 + \underline{}\) cannot be more than \(32\) and less than \(23\).

Answer 8

@nikkifields Do you get it, or will simple words help?

Answer 9

i get thank yall