The least number of books that could be in the box is 30. The number of books in the box could be any number that is a multiple of 30.
It might be a. A painting on three panels.
I am not sure, so don't blame me if I get it wrong.
Answer:
I got -64
Step-by-step explanation:
The begging multiplication is 0 and subtract -7 is becomes just -7 then add 3 and it is -4 to the third power is -64