Answer:
50 degrees
Step-by-step explanation:
50°
∠EAD is a straight angle, meaning the angles that it's made up of add to 180°.
∠DAC+∠CAB+∠BAC=180
We know the values of ∠DAC and ∠CAB, so
25+105+x=180
130+x=180
x=180-130
x=50
