Kenny worked 4 hours less than triple the hours louis worked last week. if kenny worked 52 hours last week, how many hours did louis work? show the work that you did to get the answer.

Amodel rocket is launched from a roof into a large field. the path of the rocket can be modeled by the equation y = -0.04x^2 + 8.6x + 4.8, where x is the horizontal distance, in meters, from the starting point on the roof and y is the height, in meters, of the rocket above the ground. how far horizontally from its starting point will the rocket land? a. 0.56 m b. 215.56 m c. 431.11 m d. 215.74 m

Aflower has 26 chromosomes. to create a new flower, how many would a sperm cell have what is called?

Solve for x and y: 217x + 131y = 913; 131x + 217y = 827