Respuesta :

5 and hello fellow k12 student isn't that a question from the unti test or am I wrong just asking let me know if this help. you add all the numbers them divide byt how many number there are so 40/8 was 5 make sure to put the gegative sign in front of it can mess up the answer. FORGIVE ME IF THE ANSWER'S WRONG.
Add all the numbers together: -30+(-15)+55+40+(-20)+(-45)+(-10)+65= -120+160= 160-120=40. Divide by the number of numbers u added: 40/8=5. 5 is your answer :)