12-(4x-18)=(36+4x)+(18-6x)
12 – 4x + 18 = 36 + 4x + 18 – 6x
– 4x – 4x + 6x = 18 + 36 – 18 – 12
-2x = 24
x = -12
12-(4x-18)=(36+4x)+(18-6x)
12 – 4x + 18 = 36 + 4x + 18 – 6x
– 4x – 4x + 6x = 18 + 36 – 18 – 12
-2x = 24
x = -12