The drama club is selling short-sleeved shirts for $5 each, and long-sleeved shirts for $10 each. they hope to sell all of the shirts they ordered, to earn a total of $1,750. after the first week of the fundraiser, they sold   1/3 of the short-sleeved shirts and   1/2of the long-sleeved shirts, for a total of 100 shirts. this system of equations models the situation.     5x + 10y = 1,750 1/3x +  1/2y = 100 let x represent the number of short-sleeved shirts ordered and let y represent the number of long-sleeved shirts ordered. how many short-sleeved shirts were ordered? how many long-sleeved shirts were ordered?