The football players had to sell DEVIL FOOTBALL t-shirts to raise money for their next uniforms. They charged $13 for short sleeve shirts and $10 for long sleeve shirts. At the end of the fund raiser, they had sold 41 shirts and had made $458.

Reflect the point (7,0) across the y-axis

Ineed to know the answer to this algebra question.

Apinhole camera is made out of a light-tight box with a piece of film attached to one side and pinhole on the opposite side. the optimum diameter d(in millimeters) of the pinhole can be modeled by d=1.9[ (5.5 x 10^-4) l) ] ^1/2, where l is the length of the camera box (in millimeters). what is the optimum diameter for a pinhole camera if the camera box has a length of 10 centimeters