Answer:
x = 7
Step-by-step explanation:

Looks correct to me but i'm not 100% sure
Answer:
72 degrees
Step-by-step explanation:
2x+3x=180
5x=180
x=36
36*2=72
Could you get a closer picture?
Answer:
(8,3)
Step-by-step explanation:
because its ON the line and the line is dotted. if the line was solid it would be a solution but it is not because the line is dotted