Let f(x) = 2x + 8, g(x) = x² + 2x – 8, and h(x) Perform the indicated operation. (Simplify as far as possible.)
(g - f)(2) =

Write the standard form of an equation with (see picture below)

Dylan is evaluation the expression 13+19+7+10 at one step in his work, dylan rewrites the equation as 13+7+19+10 which property of addition must dylan have used when he evaluated the expression?

Iwas absent when my class learned this and my teacher is to lazy to teach it to me explain this to me .