101 Best Pyramid Training Workouts: The Ultimate Challenge Workout Collection

101 Best Pyramid Training Workouts: The Ultimate Challenge Workout Collection

Matematika Tentukan nilai x yang memenuhi |-3x - 8| = 20​

Tentukan nilai x yang memenuhi |-3x - 8| = 20​

x = -28/3 atau x = 4

Penjelasan dengan langkah-langkah:

|-3x - 8| = 20

-3x - 8 = ±20

-3x - 8 = -20 atau -3x - 8 = 20

-3x = -20 + 8 -3x = 20 + 8

-3x = -12 -3x = 28

x = -12/(-3) x = 28/(-3)

x = 4 = -28/3

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