Solve x2 + 6x = 7 by completing the square. Which is the solution set of the equation?
O {-7, 13
O 1-3 - V10, – 3 + V10)
O 13 - 10, 3 + V10)
O {1,7)

Divide. write in the simplest form. 4 1/6 divided by 10

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?

Pls never taught i’m really confused and i rlly need