Jika x + 6 = 4x – 6, nilai x – 4 adalah ? *Tolong secepatnya​

JAWABAN :

x – 4 = 0

LANGKAH-LANGKAH :

• Cari nilai x

x + 6 = 4x – 6

x – 4x = -6 – 6

-3x = -12

x = -12/-3

x = 4

• Nilai x – 4

x – 4

= 4 – 4

= 0