tolong bantu no.25 nilai x-y= pake cara

mencari besar sudut y
105 + y + 50 = 180
155 + y = 180
y = 180 - 155
y = 25

mencari besar sudut x
y + x + 94 = 180
25 + x + 94 = 180
119 + x = 180
x = 180 - 119
x = 61

x - y = 61 - 25 = 36
(B) 36