Answer:
a = -8
Step-by-step explanation:
19 = -3a - 5
Add 5 to both sides.
24 = -3a
Divide both sides by -3.
-8 = a
Switch sides.
a = -8
There is no picture but ok
Answer:

Step-by-step explanation:
We know that 
Also , 
So ,

1/9 is the answer for that question
Answer:
D
Step-by-step explanation: