Answer:
Step-by-step explanation:
sin(x+y)/sin(x-y)
here sin ans sin gets cancel so the final answer is
x+y/x-y
Answer:

Step-by-step explanation:

Subtract 2 from both sides

mutliply both sides by -4, flip the inequality

Add 2x on both sideds

Subtract 8 from both sides

Divide both sides by 6

Answer:

Step-by-step explanation:
*it's kind of hard to read the number in parenthesis though but i think it's 5
both angles have to add up to 180º because they are co-exterior angles on parallel lines.
