# How do you solve #5=sqrtx+1# and check your solution?

##### 1 Answer

See a solution process below:

#### Explanation:

**Solution:**

First, subtract

Now, square both sides of the equation to solve for

**Check Solution:**

Substitute

Remember, the square root of a number produces both a positive **and** negative solution:

** and **

** and **

The check on the left shows our solution is correct.

The check on the right is an extraneous solution and can be ignored.