Penjelasan dengan langkah-langkah:
2x + 3x - 5 + 35 = 180
5x + 30 = 180
5x = 180 - 30
5x = 150
x = 150/5
x = 30°
___________________________________________
2x + 3x - 5° + 35° = 180°
5x + 30° = 180°
5x = 180° - 30°
5x = 150°
x = 150° ÷ 5
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Penjelasan dengan langkah-langkah:
2x + 3x - 5 + 35 = 180
5x + 30 = 180
5x = 180 - 30
5x = 150
x = 150/5
x = 30°
SOAL 1
___________________________________________
2x + 3x - 5° + 35° = 180°
5x + 30° = 180°
5x = 180° - 30°
5x = 150°
x = 150° ÷ 5
x = 30°
___________________________________________ ___________________________________________