Can someone help me with question (a) and (b)? Thanks! :)

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?

The only way to identify an intercept is as an ordered pair. true false

At your job you're paid $50 per week plus $3 per sale at least how many saled do you need to make in order to have over $250