I believe it’s your first choice .
Answer:
- 15
Step-by-step explanation:

Answer: x is less than or equal to 35.
Step-by-step explanation:
The answer is D. 18.5
How? Because you have the numbers in order and cross the out it leaves you with 17, and 20 and the number between can be 19 or 18.5.
Hope I helped
Mark as brainliest?
Answer:
Step-by-step explanation:

multiply by
on each side

add 1 on both sides 
make it equal 0

Factor

answer is 3 and -1