What is the basis, the starting point from which you build up, of an essay?
Most essays should be built up from their theses, as a thesis organizes your thoughts as the writer and provides a blueprint for the reader to follow.
Simplify the expression: 4(2x - 3)
8x - 12
What is the purpose of the red hunting hat in The Catcher in the Rye?
It is a security blanket for Holden, brought out only in moments of deep insecurity and solitude, and also serves as a memory of his deceased red-haired brother, whom he loved deeply.