A(5,8) and B(-1,-4)
What’s the midpoint of these coordinates

Two planes leave an airport at the same time, one flying east, the other flying west. the eastbound plane travels 20 mph slower. they are 1600 mi apart after 2 hr. find the speed of each plane.

Arecipe uses 2 cups of sugar to make 32 brownies. how many cups of sugar are needed to make 72 brownies?

In the diagram of circle o, what is the measure of zabc?