(126-2x)*6=232*3 * это умножение
(126 - 2х) * 6 = 232 * 3 (126 - 2х) * 6 = 696 126 - 2х = 696 : 6 126 - 2х = 116 2х = 126 - 116 2х = 10 х = 5 --------------------------------------------- (126 - 2 * 5) * 6 = 232 * 3 (126 - 10) * 6 = 696 116 * 6 = 696 696 = 696