tolong dong.. please!!

1/4x + 5 = 1/3(2x - 5)
1/4x + 5 =2/3x - 5/3
1/4x - 2/3x = -5/3 - 5
3/12x - 8/12 = -5 5/3
-5/12x = -20/3
x =-20/3 / -5/12
x = -20/3 * 12/5
x = -4* 4
x = -16
nilai dari  2 - x = 2 - (-16) = 18