 
 <translate> Jackson used 20 x 1 / 4 = 5 kilograms of meat to make meatballs. He had 20 - 5 = 15 kilograms of meat left. So 15 - 3 = 12 kilograms of meat are left. So the answer is 12. <hau> Jackson ya yi amfani da 20 x 1 / 4 = 5 kilogiram na nama don yin meatballs. Yana da 20 - 5 = 15 kilogiram na nama da ya rage. Don haka 15 - 3 = 12 kilogiram na nama ya rage. Amsar ita ce 12. 