1st and 3rd and 4th are yes
2nd and 5th are totally incorrect
Answer:

Step-by-step explanation:
Given

Solving (a): Possible union elements
This is the represented by element with the largest number of the sets
i.e.

Solving (b): Possible intersection elements
This is the represented by element with the least number of the sets
i.e.

Answer:
the answer is c because if you look at the number line it is divided into 3 equal parts and b and c is before -1 but b is -2/3 and c is -1/3 so the answer is c
Answer:
x= -2
Step-by-step explanation:
If you are asking for the subtraction of the equations, then I have given the correct answer. If this is not what you are looking for, please state clearly what you are looking for and I will be happy to help!!