华华的妈妈今年比华华大26岁,4年后妈妈的年龄是华华的3倍,华华和妈妈今年各几岁? Ur5/IakcFUoW4ghPXhJfk0hFdc/67Gyb7cdSZkyn4/DU5omvNJk5bekf4ON00e72