Answer:
H. 70
Explanation:
3y° + 30° = 90°
3y° = 60°
3y = 60
y = 60/3
y = 20
x + y = 90
x = 90 - 20
x = 70
70° is the answer hope it helps
30°+90°+ 3y= 180°
120°+3y= 180°
3y= 180°-120°
y= 60°/3
y= 20°
Now
y°+90°+x°= 180°
20°+90°+x= 180°
x= 180°-110°
x= 70°
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