At noon the armadillo left the wild Kingdom and headed north at 3 km/h. two hours later the raccoon left the same kingdom and headed south at 5 km/h. at what time will the animals be 38 km apart?

Karianne and lucius are analyzing a linear function on a graph. karianne says that unit rate is equal to rate of change, but that slope is calculated differently. lucius says that unit rate, rate of change, and slope are calculated the same way. who is correct? explain your answer.

Factor this polynomial completely x^2-64

What is the slope of the line that contains the points (-2,1) and (0,-3)