Putting it in the middle sorry if it isnt right i never was really good at these but i tried.
Answer:
1. D
2. A
3. C
4. A
Step-by-step explanation:
If you only want to know what it means ¨c¨ then it is the Denominator, cause you are referring a fraction.
Answer:
x ≤ 18
Step-by-step explanation:
The ≤ symbol means "greater than or equal to". Since it is 'no more' than 18, that means it can be 18 or less. Thus, less than OR equal to. Hope I helped.