if angle A in the diagram equals 45 degrees and and B is 4x + 5 degrees, determine the value of x.
A) 10 degrees
B) 25/2 degrees
C) 40 degrees
D) 160 degrees

Respuesta :

Answer: 10

Step-by-step explanation: subtract 5 by 45 to get 40 then divide 4 to get 10