Answer: 
Step-by-step explanation:
Move all terms to one side
Simplify
Split the second term
Factor out common terms in the first two terms, then in the last two terms.
Factor out the common term

Answer:
142°
Step-by-step explanation:

Answer:
No mabey c
Step-by-step explanation:
Answer:
Step-by-step explanation:
when you draw a line through both it show that the are parallel and will never touch.