Shanika makes 2,800 milliliters of chicken soup for a dinner party. she needs 3.5 liters. how many more milliliters does shanika need to make? how many liters is that?

The path traveled by a bottlenose dolphin as it jumps out of water is modeled by the equation y=-0.4+3x, where t is the height above water and x is the horizontal distance in feet. if a beam of light is shone upward at an angle modeled by the equation x+y=10, at what height from the waters surface will the beam of light hit the dolphin