Simplify the rational expression.

StartFraction x squared plus 2 x minus 8 Over x squared plus 3 x minus 10 EndFraction times StartFraction 5 x plus 25 Over x plus 3 EndFraction
equals
  
enter your response here ​(Simplify your​ answer.)
Part 2
What are the restrictions on the​ variable? Select the correct choice below​ and, if​ necessary, fill in the answer box to complete your choice.

The simplified expression is: (x-2)(x+4)

The restrictions on the variable are x cannot equal -5, -3, or 2.