Jika x + 6 = 4x – 6, nilai dari x – 4 adalah…

X +6 = 4x -6
x -4x = -6 -6
-3x = -12
x = -12/-3
x = 4

Maka,
x -4
= 4 -4
= 0

Itu jawabannya.

-3x = -6 – 6
-3x = -12
x = 4

x – 4
= 4 – 4
= 0