Answer:
B. 11
Step-by-step explanation:
Every line with a mark is 11.
so in the image attached you can see that all you need to do is plug in the numbers
x
→ 11
The solutions are where the lines cross each other.
The lines only cross each other once so there is 1 real solution.
Answer: 1
3m+(-4n)+(-8)
or this other may work for you too
3m-(4n+8)
I recommend you the first one though
6and 1/6 is the answer or 6(1/6)