Help me ASAP plsss (for exam) ​

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Help me ASAP plsss (for exam) ​

Help me ASAP plsss (for exam) ​

Jawaban:

x=50°

y=20°

Penjelasan dengan langkah-langkah:

2x+20+x+10=180°

3x+30=180°

3x=180-30

3x=150°

x=150/3

x=50°

3y=x+10°

3y=50 + 10

3y=60

y= 60/3

y= 20°