-14.9 =

- 2.1 (Add 2.1 to both sides)
-12.8 =

(Multiply both sides by 8)
-102.4 = x
~~~Hope this helps!~~~
Answer:

Step-by-step explanation:
Put <em>n = 10</em> to the equation 

I dont believe so but im not 100% sure i hoped i helped
Ok this one is easier than you might think. The line equals 180 degrees since it is a straight line, therefore you need to do 180-27 to get what y equals. Y=153