Tentukan nilai X !
bantu yah 8 poin no ngasal 
bantu yah 8 poin no ngasal
Jawaban:
70°
Penjelasan dengan langkah-langkah:
2x + 10° = 180°-30°
2x = 150°-10°
2x = 140°
x = 70°
[answer.2.content]Left-Wing Communism, an Infantile Disorder
Left-Wing Communism, an Infantile Disorder
Jawaban:
70°
Penjelasan dengan langkah-langkah:
2x + 10° = 180°-30°
2x = 150°-10°
2x = 140°
x = 70°
[answer.2.content]