Choose the equations that you get when you write -X^2 + 2x + 3 = x +1 as a system of equations. A -X2 + 2x + 3
B. -X-1
C. x^2 + x + 2
D. x + 1
Part B
Find the solution of the system by graphing.
X=
and x =

Given: lines a and b are parallel and line c is a transversal. prove: 2 is supplementary to 8 what is the missing reason in the proof? statement reason 1. a || b, is a transv 1. given 2. ∠6 ≅ ∠2 2. ? 3. m∠6 = m∠2 3. def. of congruent 4. ∠6 is supp. to ∠8 4. def. of linear pair 5. ∠2 is supp. to ∠8 5. congruent supplements theorem corresponding angles theorem alternate interior angles theorem vertical angles theorem alternate exterior angles theorem