Question

If 23z is a multiple of 9 find the value of z ​

Answer 1

$\huge\purple {\mathfrak{Bonjour Mate!}}$

If a number is a multiple of 9, then the sum of its digits will be divisible by 9.

Sum of digits of 23z = 23 + z

z = -32

Answer 2

-32 is your answer

follpw me