Determine which of these quantities does combine to make 0. a) buying 24 pencils and giving 22 pencils away b) loosing $20.00 and then finding $25.00 in your coat pocket. c) gaining 12 yards on one play and then losing 8 yards on the next play d) picking up 12 kids for a party and then dropping them off with their parents afterward

Aschool typically sells 500 yearbooks each year for 50 dollars each. the economic calls does a project and discovers that they can sell 100 more yearbooks for every $5 decrease in price. the revenue for yearbook sales is equal to the number of yearbooks sold times the price of the yearbook. let x represent the number of $5 decrease in price. if the expression that represents the revenue is written in the form r(x)=(500+ax)(50-bx). to maximize profit, what price should the school charge for the yearbooks? what is the possible maximum revenue? if the school attains the maximum revenue, how many yearbooks will they sell?

The graph shows the first four ordered pairs formed by the corresponding terms of two patterns. which ordered pair would be the fifth point on this graph? a. 12,8 b. 12,4 c. 10,4 d. 4,12

Solve the proportion of 16/50=x/156.25