Pasamos lo angulos:
12x=84°
x=84÷12
x=7°
120°=3y
120°÷3=y
40°=y
2x+y=14+40=54°
Rpta. 54°
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Verified answer
Pasamos lo angulos:
12x=84°
x=84÷12
x=7°
120°=3y
120°÷3=y
40°=y
2x+y=14+40=54°
Rpta. 54°