-9(5,1а+3,2)+4(0,3a-1,5)

Question

-9(5,1а+3,2)+4(0,3a-1,5)

Answer 1

-9(5.1а+3.2)+4(0.3а-1.5)
-45.9а-28.8+1.2а-6
-45.9а+1.2а=-6+28.8
-44.7а=22.8
а=22.8:-44.7
а=-.051

Comments

Спасибо огромное))

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или равно -44.7а+22.8

Answer 2

-9(5.1а+3.2)+4(0.3а-1.5)=45.9a-28.8+12a-6=-44.7a-34.8
Ответ:-44.7a-34.8

Comments

Спасибо))