A rectangle with a length of x - 4 and a width of 8 has a perimeter of 34. What is the value of x?

Meee i honestly dont know what this question talking about

:)i need to know on which ones are corresponding, alternate interior, alternate exterior, or none of these.

Acafeteria manager can choose from among six side dishes for the lunch menu: applesauce, broccoli, corn, dumplings, egg rolls, or french fries. he used a computer program to randomly select three dishes for monday's lunch. what is the theoretical probability the applesauce and broccoli will both be offered monday?