4х+(х+8)*4=592
4х+4х+32=592
8х=592-32
8х=560
х=560:8
х=70
4x+4x+32=592
8x=560
x=560/8
x=70
Проверка:
4*70+(70+8)*4=592
592=592
4х+(х+8)*4=592
4х+4х+32=592
8х=592-32
8х=560
х=560:8
х=70
4х+(х+8)*4=592
4x+4x+32=592
8x=560
x=560/8
x=70
Проверка:
4*70+(70+8)*4=592
592=592