PLEASE HELP Item 9
The weight y of an object on Jupiter is proportional to the weight x of the object on Earth. An object that weighs 150 pounds on Earth would weigh 379.2 pounds on Jupiter. Write an equation that represents the situation. Then determine how much a rock that weighs 12.64 pounds on Jupiter would weigh on Earth.

Figure abcde is a regular pentagon. segment ae is located at a (2, 1) and e (4, 1). what is the perimeter of abcde? 4 units 6 units 8 units 10 units

Use the elimination method to solve the systems of equations.choose the correct ordered pair. 7x+4y=39

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