You are on the prom decorationg committee and are in charge of buying balloons. The prom colors are silver and black.
Silver ballons cost $.50 each and Black balloons cost $.10
each. You need 125 balloons and you have $32.50 to spend.
How many of each color should you buy?

Solve the system by the elimination method. x + y - 6 = 0 x - y - 8 = 0 when you eliminate y , what is the resulting equation? 2x = -14 2x = 14 -2x = 14

(c) the diagram shows the first three shapes of a matchsticks arrangement. first shape = 3second shape = 5third shape = 7given m represents the number of matchstick used to arrange the n'th shape.(i) write a formula to represent the relation between m and n. express m as the subjectof the formula.(ii) 19 matchsticks are used to make the p'th shape. find the value of p.

Micheal is 4 times as old as brandon and is also 27 years older than brandon. how old is micheal