Question

7y3 is a multiple of 9 what is value of y

Answer 1

As we know the sum of digits of a multiple of 9 must be 9 or 18 or so on...but condition is that y cannot be greater than 9
so ,
7+y+3=18
y=18-10
y=8

Answer 2

Answer:3

Step-by-step explanation:

7(3)³=7(27)=189

9*21=189