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Lelu [443]
3 years ago
14

Please help! i do not understand !

Mathematics
2 answers:
labwork [276]3 years ago
7 0
The answer would be
C) 3x+20+2x=180
cluponka [151]3 years ago
3 0

Answer:

C

Step-by-step explanation:

Know that two angles added equals 180

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