Respuesta :
Answer:
z = -166
Step-by-step explanation:
1. Subtract 3 from both sides to get z/2 = -83
2. Multiply 2 by both sides to get z = -166
z = -166
Answer:
the z= -80 because you already have the answer 2+3=5 but you have to add 5 to something to get 80 so the correct answer is 5+75