8. Delores bought 12 pizzas for a party she was giving for Math Club. Some were pepperoni pizzas, x, which
cost $11 each, and the rest were mushroom pizzas, y.
The mushroom pizzas cost $2 less than the pepperoni
pizzas. Altogether, she paid $122 for the pizzas. How
many pepperoni pizzas did she buy?

No Links plz and thx

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