Menjawab: # y = 10/3 # Penjelasan: Diberikan: # y = x + 5 # # y = -2x # Menghilangkan x # x = -1 / 2t # Mengganti # y = -1 / 2y + 5 # # y + 1 / 2y = 5 # # (1 + 1/2) y = 5 # # 3 / 2y = 5 # # 3y = 5xx2 # # 3y = 10 # # y = 10/3 #