Answer:
yes because they have one as a company factor
T=PV/Rn you just divide both sides by Rn
I'm guessing it 30 it says 3 times the nber of trumpet players
All you should have to do is take 180-95 to get 85 for x & then take 85+45= 130 - 180 = 50.
x=85 & y=50