# What are the excluded values for #y=(2x+5)/(x+5)#?

##### 1 Answer

Mar 31, 2018

The only excluded value is

#### Explanation:

Excluded values occur when the denominator of a fraction equals zero.

In simpler terms, excluded fractions are when

This is because division by zero is not possible, so the value of

To solve for the excluded variable, simply take the denominator, set it equal to

Here's what that looks like:

This is the excluded value for