For six years, Mackenzie Bruegge worked in medical billing. But with two young children at home, the West Branch, Iowa, mother says the math just didn't add up.

"The average day care we found was about $500 a week, and I made maybe $1,000 every two weeks. So then, with two kids, I was like, 'This just doesn't make sense.' It would just cancel out my check," Bruegge told CBS News.

She tried working from home while caring for her 3-year-old and newborn, but the demands were overwhelming.

"Working eight hours a day while trying to do this, my head was spinning all day," she said.

Bruegge and her husband, Mitchell, decided they could live off his income as a plumber, so in August, she said goodbye to the job she once loved.

As for making ends meet with just one income, Bruegge said, "It's

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