Answer:it’s the third one
Step-by-step explanation:
It’s beacuse im big brain and smart
Answer:
-4
Let's put this in math notation. We can call the number x:
9x+4=8x
Subtract 8x from both sides:
x+4=0
Subtract 4 from both sides:
x=-4
(4,1)
15°
Divide by 2, 30/2 = 15°
