Question

What is the value of the rational expression below when x is equal to 3? 12-x/x-6

Answer 1

If you do 12-3 divided by 3-6 it equal 5 so 5 would be the awnser

Answer 2

The rational expression is equivalent to -3 when x is equal to 3.

Explanation:

The rational expression is

`(12-x)/(x-6)`

For
`x=3`, we have

`(12-3)/(3-6)=(9)/(-3)=-3`

Therefore, the rational expression is equivalent to -3 when x is equal to 3.