A person who weighs 160 pounds on Earth will weigh approximately 380 pounds on Jupiter. Sam makes this table to help him determi
ne how much a person who weighs 120 pounds on Earth will weigh on Jupiter: Which equation shows what Sam can do next to determine how much a person who weighs 120 pounds on Earth will weigh on Jupiter, yy?
Set them equal to each other to say 2x^2-9x=4x+45. Get them all on one side to get 2x^2-13x-45. Factor that out to get (x+2.5)(x-9). Set that equal to 0 to get x=-2.5,9