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17-11-2019
Mathematics

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How to do -x < 9 + 2x

Respuesta :

17-11-2019

Answer:

x > -3

Step-by-step explanation:

-x < 9 + 2x

+x +x

0 < 9 + 3x

-9 -9

-9 < 3x

divide all terms by 3

-3 < x

x > -3

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