Answer:
The solution for y = -1.
Step-by-step explanation:
Given:
....(1)
....(2)
So, to solve for y, first we solve for x in equation (2):

⇒
Dividing both sides by 2,
⇒
Now, substituting the value of x in equation (1):

⇒
⇒
⇒
⇒
⇒
Dividing both sides by 11,
⇒
Therefore, the solution for y = -1.
Check the picture below.
make sure your calculator is in Degree mode.
Answer:
Step-by-step explanation:
3p + 6p + 6p = 180 deg
15p = 180
p = 12
thus,
36 deg, 72 deg, 72 deg (ANS)