Please HELP!!!!!!! i dont understand this

Answer:
The answer is A, -4.
Step-by-step explanation:
For solving the parenthesis, 2/3 + 2 = 8/3, Since 2 is equivalent to 6/3.
-4 + 8/3 = -4/3. n = 1/3, so the equation would be -4/3 divided by 1/3. that would equal to -4.
Answer:
\frac{m-2}{n}
[tex]\frac{1}{2} [/tex]
Step-by-step explanation:
evaluate = [tex]\frac{m-2}{n} [/tex]
when m = n= [tex]\frac{1}{2} [/tex]