SBMPTN Sekolah Menengah Pertama 9×-7i>3(3×-7u)
jawab ya kack​

9×-7i>3(3×-7u)
jawab ya kack​

9x - 7i > 3 ( 3x - 7u )

9x - 7i > 9x - 21u

9x - 9x - 7i > -21u

[tex]\cancel{-7}i > \cancel{-21}u[/tex]

I > 3 u

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