Approximately how much fabric of each color will be needed to make a single parachute canopy?

88.5 ft
88.5 ft²
265.5 ft
265.5 ft²

Asystem of equations has 1 solution.if 4x-y=5 is one of the equations , which could be the other equation ?

Atrain leaves little? rock, arkansas, and travels north at 90 kilometers per hour. another train leaves at the same time and travels south at 80 kilometers per hour. how long will it take before they are 680 kilometers? apart?

How can i differentiate this equation?