What Do This BP Reading Indicate While Being Diagnosed With Tachycardia?

57 yo woman with chest palpitations, chest discomfort and tachycardia. Regular wide-complex QRS at a rate of 180/min. she becomes diaphoretic and her blood pressure is 80/60 the next action is ?1. Obtain a 12 lead EKG 2. Perform immediate electrical cardioversion 3. Give Amiodarone 300mg IV push4. establish IV access