X+y=0 3x−2y=10 which of the following ordered pairs (x, y) satisfies the system of equations above?

Find the sum of the measure of the interior angles of a polygon of 9 sides ; of 32 sides

What is x and y intercepts for y=x+7

Consider a bag that contains 220 coins of which 6 are rare indian pennies. for the given pair of events a and b, complete parts (a) and (b) below. a: when one of the 220 coins is randomly selected, it is one of the 6 indian pennies. b: when another one of the 220 coins is randomly selected (with replacement), it is also one of the 6 indian pennies. a. determine whether events a and b are independent or dependent. b. find p(a and b), the probability that events a and b both occur.