( - 13x - 5,3y) + ( 18y + 3,6x) = - 13x - 5,3y + 18y + 3,6x = - 9,4x + 12,7y
Ответ:-9, 4x+ 12,7y
Объяснение: -13x-5,3y+18y+3,6x= -13x+3.6x-5.3y+18y = -9.4x+12.7y
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Verified answer
( - 13x - 5,3y) + ( 18y + 3,6x) = - 13x - 5,3y + 18y + 3,6x = - 9,4x + 12,7y
Ответ:-9, 4x+ 12,7y
Объяснение: -13x-5,3y+18y+3,6x= -13x+3.6x-5.3y+18y = -9.4x+12.7y