Find an equation of the line passing through the pair of points (4,5) and (6,9) . Write the equation in the form Ax+By=C .

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.

Two cyclists 84 miles apart start riding toward each other at the same. one cycles 2 times as fast as the other. if they meet 4 hours later, what is the speed (in mi/h) of the faster cyclist?

What are the solutions of the system? solve by graphing. y = x^2 + 3x + 2 y = 2x + 2