Harry's school is selling t-shirts to raise money for the archery team. the school will receive 35% of the total sales which can be modeled by the equation y = 0.35x, where x represents the total number of sales. what is the meaning of the x-intercept in the equation?

Solve this equation using substitution. {4x + y = −2} {4x + 6y = 44}

Which of the following is a function? a.) {(-2, -4/5), (-1,-,,-1)} b.) {(-2,,1/,3/,1)} c.) {(-22)} d.) {(-21)}

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