Answer:
this is what i think (check photo)
Step-by-step explanation:
110 degrees
I don't know if that is correct.
-11
8 = 2x + 30
8 - 30 = -22
-22 ÷ 2 = -11
x = -11
Also if you place 2×(-11) + 30 you get 8
_44_3_10 4 0 ×53 ×<9 =02947</245
In the pic
If you have any questions about the way I solved it, don't hesitate to ask me in the comments below =)