Implify the expression - 3 (x + 3) 2 - 3 + 3x. What is the simplified expression in standard form?

-3 (x + 3) ^2 - 3 + 3x

First, we expand the term to be squared: (x + 3) ^2 = x^2 + 6x + 9So the expression becomes-3 (x^2 + 6x + 9) - 3 + 3x-3x^2 - 18x - 27 - 3 + 3x-3x^2 - 15x - 30