When the expression -5x^2 + 20x - 17 + 3x^2 + 12x - 8 is written in the form a(x + d)^2 + e, where a, d, and e are constants, then what is the sum a + d + e?
First, let's simplify.
-5x^2 + 20x - 17 + 3x^2 + 12x - 8
-2x^2 + 32x - 25
-2(x-8)^2+103
=^._.^=