Two cars start from two towns 500 miles apart and travel towards each other. they pass each other after 5 hours. find the speed of each car if the difference between their speed is 40 miles per hour.

Organisms that live in the alpine and taiga biomes have developed unique adaptations that aid in their survival. the douglas-fir is a conifer tree that grows in the taiga biome. it has an average height of about 70 feet, and its wood is an important source of lumber.

Which describes the difference between the graph of f(x)=x^2 and g(x)=-(x^2-2)

Talia grouped the terms and factored out the gcf of the groups of the polynomial 15x2 – 3x – 20x + 4. her work is shown below. (15x2 – 3x) + (–20x + 4) 3x(5x – 1) + 4(–5x + 1) talia noticed that she does not have a common factor. what should she do?