tolong di bantu mtk.....sore

Mapel : Matematika

Kelas : 7

Bab : Garis dan Sudut
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2x + 5 + 57 = 180

2x + 62 = 180

2x = 180 - 62

2x = 118

x = 118/2

x = 59°

Jawabanya ;

(2x + 5)° + 57° = 180°
180° = 2x + 5 + 57
180° = 2x + 62
2x = 180° - 62°
2x = 118°
x = 118/2
x = 59°
Pilihan D

Selamat Belajar :)