Question

I’ve asked 3 times and no one knows pls helpahh

Answer 1

Answer: x = 21

Step-by-step explanation:

The two angles shown combine to 180 degrees because the angles form a straight line.

(3x+18)+(4x+15) = 180

7x+33 = 180

7x = 180-33

7x = 147

x = 147/7

x = 21