Please help! Will mark brainliest! The graph of f(x) = (0.5)^X is replaced by the graph of g(x) = (0.5)^x - k. If g(x) is
obtained by shifting f(x) down by 7 units, the value of k is___

Explain step-by-step how to simplify -5(2x – 3y + 6z – 10).

Adam plans to choose a video game from the section of the store where everything is 75% off. he writes the expression d-0.75d to find the sale price of the game if the original price is d dollars. gena correctly writes another expression, 0.25d, that will also find the sale price of the game if the original price is d dollars. use the drop down menus to explain each part of adams and rena's expression

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