15,87 ⋅ (−1,09) + (− 5,87)⋅ (−1,09) пж помогите даю 14балов

Question

15,87 ⋅ (−1,09) + (− 5,87)⋅ (−1,09) пж помогите даю 14балов

Answer 1

15,87×(-1,09)+(5,87)×(-1,09)=-1,09×(15,87+(-5,87))=-1,09×10=-10,9