After solving a rational equation, why is it important to check your answer? How is this done? What happens if you are checking a solution for the rational expression and find that it makes one of the denominators in the expression equal to zero?

Question

anonymous · Answer

to ask is to answer.  
you have to check because if a solution makes the denominator 0 it is not a solution because you cannot divide by 0

anonymous · Answer

ok can you show me example of solving one?