What are the solutions to the equation x2 + 6 = 87? a. –10 and 10 b. the equation has no solutions. c. –6 and 6 d. –9 and 9

What does x = in this equation x+3+2x=x+5

How do you determine if an ordered pair is a solution to a given equation?

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