She has to work and look after the kids too; she really has it hard.
Tips
usage
Said about a person, 不容易 is sympathy: 你也不容易 'you've had it hard too'. Don't confuse it with 好不容易, which means 'only with great difficulty, at last': 好不容易才买到票 'finally managed to get tickets'. 不易 is the formal written word.