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19-12-2021
Mathematics

contestada

what does x - 9 multiplied by x + 4 equal

Respuesta :

19-12-2021

Answer:

x^2 - 5x -36

Step-by-step explanation:

multiply x-9 by x to get x^2 -9x. multiply x-9 by 4 to get 4x-36. add these two together to get x^2 - 9x + 4x - 36. simplify to get x^2 - 5x -36

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