5 (х + 3) - 4 (х - 2) = 19 - х
5х + 15 - 4х + 8 = 19 - х
5х - 4х + х = 19 - 15 - 8
2х = -4
х = -4 : 2
х = -2
5 (х + 3) - 4 (х - 2) = 19 - х
5х + 15 - 4х + 8 = 19 - х
5х - 4х + х = 19 - 15 - 8
2х = -4
х = -4 : 2
х = -2
5х+15-4х+8=19-х
х+23 = 19-х
2х = 19-23
2х = -4
х = -2