What’s 28 times 6 plus negative 18?

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?

Find the area of an equilateral triangle with a side of 6 inches

Plz hurry evaluate the expression a+b where a=8 and b=19