Also the heading should be: "What do these things mean?" or "What do these sayings mean?" or "What do these phrases mean?" or "What is the meaning of these phrases/sayings?"

1. "Math heavy" means that there is a lot of math involved in doing it. You could say that the classes for a physics degree are math heavy. 2. This means it is nice to live alone but more expensive than living with family or roommates. "Be on my own" means living alone without assistance from others.

1. Accounting is pretty math heavy. I don't understand "math heavy" Answer: It means that the math is not the simple and easy to do type. In contrast it is the more difficult type that requires deeper knowledge of math concepts. 2. It is nice to be on my own, but kind of expensive. I think it means It's nice to be alone after living alone, but room charge is expensive to cover all the expense . So my question is... I don't know when the "be on my own" use and what the correct meanings is. Please let me know Answer: The term "be on my own" is used to describe independent living without financial support from family or anyone. The person in your example also stated that it was expensive. That can happen when their personal spending range is nearing it's maximum.

1. It means "there is considerable math content." Note that in the US, it's math but in the UK, it's maths. 2. "On my own" means "independent". 3. Where did you get these sentences?