Abox is filled with 6 blue cards, 4 brown cards, and 4 red cards, a card is chosen art random from the box. what is the probability that it is a green or brown card

Asystem of equations has 1 solution.if 4x-y=5 is one of the equations , which could be the other equation ?

Two angles are complementary. the larger angle is 36 more than the smaller angle. what is the measure of the larger angle?

Diane’s bank is offering 5% interest, compounded monthly. if diane invests $10,500 and wants $20,000 when she withdrawals, how long should she keep her money in for? round to the nearest tenth of a year.