Answer:
first one: x=0.23529411
second one: x=-1
3rd one: x=-3
4th one: x=10
Step-by-step explanation:
i hope this helped but i use (math. way.)
Answer:
18
3/4 equals to .75 if you multiply .75 with 21 you get 18
Answer: 
Step-by-step explanation:
To reflect the graph of a function across the x-axis,
