Question

If x is an odd number , write a expression for the odd number that comes directly before x

Answer 1

After every odd number is an even number and after that is an odd number that is why the odd number that comes directly before the odd number x is


`x - 2`

Answer 2

0x

Explanation:

it is easy since you are finding an even number, the easiest way to do it is multiply it by 0 and since 0 is an even number, you will always get an even number.