Que valor debe tener X∧ Y para el siguiente sistema: X – 2y = 4 2x + 3y = 1

Which of the following are accepted without proof in a logical system? check all that apply.

60 musicians applied for a job at a music school. 14 of the musicians play both guitar and drums, 28 play drums, 18 play the guitar. what is the probability that the applicant who gets the job plays drums or guitar?

Solve for x and select the correct answer