To determine the value of \(2x + y\) for the 7-digit number 134x58y to be divisible by 72, we need to ensure that the number is divisible by both 8 and 9, as 72 is the product of these two numbers. Step 1: Divisibility by 8 A number is divisible by 8 if its last three digits form a number that is divisible by 8. In this case, the last…Read More