Can someone help me with this one too it’s geometry btw

Answer:
30
Step-by-step explanation:
step by step is in photo!
Hope this helps,
Have a wonderful day!
Answer:
< CAB + < DAC = < DAB
or, 2x + ( x + 7 ) = 52
or, 2x + x + 7 = 52
or, 3x + 7 = 52
or, 3x = 52 – 7
or, x = 45/3
or, x = 15
Now,
< CAB = 2x = 2 x 15 = 30