Matematika Sekolah Menengah Pertama 12z + 20 - 4 = 14z + 2z = ...​​

edisonboyerulv – March 19, 2023

12z + 20 - 4 = 14z + 2

z = ...​​

Penjelasan dengan langkah-langkah:

12z + 20 - 4 = 14z + 2

12z + 16 = 14z + 2

12z - 14z= 2 - 16

-2z = -14

z = 7

Jawaban:

12z + 20 - 4 = 14z + 2

=> 12z + 16 = 14z + 2

=> 12z - 14z = 2 - 16

=> -2z = - 14

z = - 2 / - 14

z = 7

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