What is the value of 2xy if x=3 and y=-2

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.

Which statement describes surface features called maria on the moon

Which is the standard form of the equation of the parabola that has a vertex of (-4,-3) and a directrix of x = 2? (x+3)2 = 24(y+4) (y+3)² = 24(x-4) (y+3)² = -24(x+4) (x+3)2 = -24(y+4)