please fast answer according to option in the image
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Answered by
1
Answer:
50 is the answer
sum of all these angles form straight line = 180
then 3x +30= 180
3x = 150
x = 50
please mark me as brainliest
Answered by
0
Answer:
b) 50°
Step-by-step explanation:
x+3+x+20+x+7=180°
3x+30=180°
3x=150°
x=50°
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