How to graph -7x+25y=231

In which form is the following function written? y = - 2(x – 3)(x + 5)

Complete the solution of the equation. find the value of y when x equals to 1 9x-5y=29

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.