1. Simplify 7a – 11b + 4ab – 6a + 5b. A. 11a – 16b + 4ab

B. 33ab

C. – 6b + 4ab

D. -ab

2. Which of the following is equivalent to 37g – 11g?

A. (37 – 11) + g

B. (37 – 11)g2

C. (37 – 11) + g2

D. (37 – 11)g

In the polynomial below, what number should replace the question mark to produce a difference of squares? x2 + ? x - 36

What is 140% of 25? because i need

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.