Question

What is the perimeter of a triangle that has side measures of the following

length: (3x^2 – 2x^2 + 6), (2x^2 + 5x), and (7x - 2)

Answer 1

I got 3x^2 + 12x + 4. I recommend you verify my answer, so you have to combine like terms in the first expression then add all the expressions.