so stressed

my husband stays on game im stressed that im trying teach my kids there homework he dont do shit for them.. dint teach them nothing said well i learned money on my own smh!! i ask him teach the kids money his daughter is on money now and she is clueless on it... im so stressed im always doing something for them'!! i asked my son over and over again to please sit down im trying to teach his sister her homework he didnt listen i lost my shit and yelled at him and said sit down for once... im aggravated and stressed!!!!!