Help please thanks so much if you do god bless

Acompany is making new soccer uniforms for a team. the company uses 2.5 yards of fabric for each shirt. the company uses 82.5 yards of fabric to make shirts and shorts for 15 players. the equation and solution below represents the situation. 15(2.5+x)=82.5; x=3 what does the solution, x=3, represent?

Need this asap if anyone can i would be very grateful. if you could show workings that would really

Divide. reduce the answer to lowest terms.5 2/3 ÷ 3 1/9