Answer:
0 is the answer
Step-by-step explanation:
Answer: 110
Step-by-step explanation:
Answer:
n=4
Step-by-step explanation:
To solve combine your like terms.
You can start by adding 0.8 to both sides and subtracting 0.7n from both sides.

Next, divide both sides by 0.7 to isolate for n.

Answer:
3
Step-by-step explanation:
12/3=4
57/3=19
I need point sorry for wasting your time