Calculate m∠ABC and m∠CBD, what is the value of x?

Answer:
90°-x°=180°[by linear pair]
x=180°-90°
x=90°
angle cbd=45°
45°- (x+5)°=90°
x+5=90-45
x+5=45
x=45-5
x=40
angle abc
x+5
40+5
45°
Answer:
x = 40 degrees
Step-by-step explanation:
explained in picture