Answer:
Granted that uppercase letters are the angles measurements and lowercase letters are the side lengths. I also was unable to round as I don't know to what decimal you need to round to.
First to find the measure of angle B, we must subtract A and C from 180

B=54
Next, we can use the law of sines in order to find the measures of a and b
As a reminder, The law of sines is

First, lets solve for b

Next lets solve for a

8 is the missing number
Let’s say x is 2,
3(2)+8=14
8(2)-2=14
Y=4x-7 think this is the answer
Answer:
0.99+10=10.99
Step-by-step explanation:
Answer would be the second one
A U B = B