what's the value of X?

Answer:
D
Step-by-step explanation:
58+35= 93
180-93= 87
A triangle is always 180
you first add the angles: 58+35= 93
Then subtract from 180 to get the angle: 180-93= 87
a straight line is always 180 degrees
angle B plus what equals X. 87 + ? = 180 (93)
so it's D