Ayuda con el siguiente ejercicio de Conjuntos porfavor: De un total de 30 fanáticos de la música, 12 gustan del artista A, 14 del B, 3 de ninguno de ellos. Calcular Cuántos gustan de A y B; Cuántos de sólo B, Cuántos no gustan de B, Cuántos gustan de un solo artista

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