Respuesta :
4 - (2x - 3) = 3
4 -2x + 3 = 3
4 - 4 - 2x + 3 = 3 - 4
-2x + 3 = -1
-2x + 3 - 3 = - 1 - 3
-2x = -4
x = 2
4 -2x + 3 = 3
4 - 4 - 2x + 3 = 3 - 4
-2x + 3 = -1
-2x + 3 - 3 = - 1 - 3
-2x = -4
x = 2
