Answer:
5
Explanation:
Given : There are nine saxophone players in the band. The number of saxophone players is one less than twice the number of tuba players.
To Find : Number of tuba players .
Solution :
let x be the no. of tuba players
Since we are given that The number of saxophone players is one less than twice the number of tuba players.
Since there are 9 saxophones
So, A.T.Q
9 = 2 x-1
⇒9+1=2x
⇒10=2x
⇒

⇒

Hence number of tuba players are 5