Answer:
x = 17
Step-by-step explanation:
Those two are alternate angles so they are equal.
4x - 10 = 58
4x = 58 + 10
= 68
x = 68 ÷ 4
2.75
55-11(4)=2.75
2.75+11=13.75
13.75x4=55
the answer to this question is C