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19-04-2022
Mathematics

contestada

Explain the error and solve with correct step.

-5x + 9 - 9x < 21

-4x + 9 < 21

-4x < 12

x > -3

Respuesta :

1234626 1234626

19-04-2022

i don’t know i have a feeling it has to do something with the -4

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