Cook pasta as directed on package. Meanwhile, chop mushrooms, peppers, and onion; peel carrots and cut into matchsticks.
Heat 1 tablespoon of olive oil in a large skillet. Add veggies to hot skillet. Saute for about 5 minutes then remove from skillet and set aside.
Heat remaining tablespoon of oil in same skillet. Cut steak into thin strips and add to hot oil. Saute 4-5 minutes until meat has become browned and is no longer pink inside.
Add veggies back into skillet and season with salt and pepper, stir together and heat for 1-2 minutes.