Write and solve an equation to find the complement of the angle that measure 42 degree

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.

One line passes through (-7,-4) and (5,4) . another line passes through the point (-4,6) and (6,-9)

Abag of jelly beans contain 13 pink, green, 20 yellow, 10 black, 7 red, and 11 orange jelly beans. approximately what percent of the jelly beans are pink and yellow?