Answer: It would be 8+4z because you can't add a variable.
Step-by-step explanation:

Answer:
Step-by-step explanation:
Name Number of minutes
Marcy 35
Tom 37
Jennifer 28
Darnel 31
total time= 35+37+28+31= 131 minutes= 2 hours 11 minutes
1. simply: h+245
2. your answer is right
3. 2+1/3n (i believe)
4. 29+5m
5. I’m pretty sure the answer is 29