Jika 3x + 12 = 6x – 18, tentukanlah nilai dari x – 2

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Jika 3x + 12 = 6x – 18, tentukanlah nilai dari x – 2

Jawaban Terkonfirmasi

3x+12 = 6x-18
3x-6x = -12-18
-3x = -30
x = -30/-3
x = 10
x -2 = 10-2 = 8

3x + 12 = 6x – 18
3x – 6x = -18 – 12
-3x = -30
x = -30 / -3
x = 10

nilai =x – 2
= 10 – 2
= 8