Can someone help me, if u can ty bless you.

Given: f(x) = 2x + 5 and g(x) = x2 and h(x) = -2x h(g(f( = x2+ vx+ x + y

What is the missing reason in step 5? linear pair postulategivendefinition of complementary anglescongruent complements theorem

Which of the symbols correctly relates the two numbers below check all that apply 6? 6