If kylie were three times as old as she was six years ago, she will be four less than two times her current age. how old is kylie?

When turned about its axis of rotation, which shape could have created this three-dimensional object?

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.

Select the quadratic that has root x = 8 and x = -5