Step-by-step explanation and the Answer:

Combine Like Terms. Now the equation looks like this:
Then Subtract
from both sides. Then the equation looks like this after u subtract
from both sides: 
Now divide
from both sides. Now the equation looks like this after u Divide
from both sides: 
So therefore the answer is
.
I have worked that on paper
Answer:
C
Step-by-step explanation:
Yes. You did it right. Most of the angles are corresponding, and once you found the measure of x, you could use the corresponding angles postulate.
Answer:
32
Step-by-step explanation:
The additive inverse means, the opposite sign,
for example the additive inverse means -2 turns into 2.
So -32 would be 32.