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? V7l0Zs+XxU48aGwphK8bo3GNnzJg0nvHcYAsumIUnpgHU8A4fJfDHPWd9IHy2SnI