Mike has 60 baseball cards in his collection. Each week he buys a new pack of cards to add to the collection. Each pack contains the same number of cards. After 12 weeks, Mike has 156 cards. Write and solve an equation to find the number of cards in a pack.

An animal shelter has 21 puppies. if the puppies are 28% of the total dog and cat population , how many dogs and cats are in the animal shelter

Acarnival sold tickets for $1.50 for adults and $1.00 for students. there were 54 tickets sold for a total of $70.50. write a system of equations to represent the number of adult tickets,x, and the number of student tickets,y. find the solution and explain what it means. i'll you if you me

Select the graph of the solution. click until the correct graph appears. |x| = 3